FR740419A - Perfectionnements apportés aux oscillographes cathodiques - Google Patents

Perfectionnements apportés aux oscillographes cathodiques

Info

Publication number: FR740419A
Authority: FR; France
Prior art keywords: cathode ray; ray oscillographs; oscillographs; cathode; ray
Prior art date: 1931-07-23
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Compagnie Francaise Thomson Houston SA

Original Assignee

Compagnie Francaise Thomson Houston SA

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1931-07-23

Filing date

1932-07-23

Publication date

1933-01-26

1932-07-23 Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA

1933-01-26 Application granted granted Critical

1933-01-26 Publication of FR740419A publication Critical patent/FR740419A/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/20—Cathode-ray oscilloscopes
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/20—Cathode-ray oscilloscopes
- G01R13/22—Circuits therefor
- G01R13/32—Circuits for displaying non-recurrent functions such as transients; Circuits for triggering; Circuits for synchronisation; Circuits for time-base expansion

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Particle Accelerators (AREA)

FR740419D 1931-07-23 1932-07-23 Perfectionnements apportés aux oscillographes cathodiques Expired FR740419A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US552704A US1919985A (en)	1931-07-23	1931-07-23	Cathode ray oscillograph sweep circuit

Publications (1)

Publication Number	Publication Date
FR740419A true FR740419A (fr)	1933-01-26

Family

ID=24206435

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR740419D Expired FR740419A (fr)	1931-07-23	1932-07-23	Perfectionnements apportés aux oscillographes cathodiques

Country Status (2)

Country	Link
US (1)	US1919985A (fr)
FR (1)	FR740419A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2735010A (en) *		1956-02-14		bedford
NL137189C (fr) *	1943-05-24
US2464259A (en) *	1944-05-11	1949-03-15	Sperry Corp	Pulse circuits
US2426021A (en) *	1944-10-27	1947-08-19	Gen Electric	Pulsed oscillator
US2547987A (en) *	1945-11-16	1951-04-10	Jr Edwin C Vestal	Sawtooth voltage generator
US2588098A (en) *	1947-12-31	1952-03-04	Gen Electric	Pulse generator
US2766399A (en) *	1953-04-07	1956-10-09	Nathaniel I Korman	Electronic signal storage system

1931
- 1931-07-23 US US552704A patent/US1919985A/en not_active Expired - Lifetime
1932
- 1932-07-23 FR FR740419D patent/FR740419A/fr not_active Expired

Also Published As

Publication number	Publication date
US1919985A (en)	1933-07-25

Similar Documents

Publication	Publication Date	Title
BE392634A (fr)	1932-12-31	Perfectionnements apportés aux éther-sels mixtes
FR798366A (fr)	1936-05-15	Perfectionnements aux oscillographes à rayons cathodiques
FR740419A (fr)	1933-01-26	Perfectionnements apportés aux oscillographes cathodiques
FR809079A (fr)	1937-02-23	Perfectionnements aux oscillographes cathodiques
FR699478A (fr)	1931-02-16	Perfectionnements aux tubes cathodiques
FR738876A (fr)	1932-12-30	Perfectionnements aux redresseurs thermioniques
FR736135A (fr)	1932-11-19	Perfectionnements aux heurtoirs
FR716653A (fr)	1931-12-24	Perfectionnements apportés aux soutien-gorge
FR739278A (fr)	1933-01-09	Perfectionnements aux tubes à rayons cathodiques
FR746467A (fr)	1933-05-29	Perfectionnements apportés aux éthers-sels mixtes
FR803155A (fr)	1936-09-24	Perfectionnements aux oscillographes cathodiques pour la télévision
FR805827A (fr)	1936-12-01	Perfectionnements aux oscillographes cathodiques
FR727730A (fr)	1932-06-22	Perfectionnements aux aéroplanes
FR780813A (fr)	1935-05-04	Perfectionnements aux oscillographes cathodiques
FR732361A (fr)	1932-09-19	Perfectionnements aux enseignes
FR729516A (fr)	1932-07-26	Perfectionnements aux crics
FR738045A (fr)	1932-12-20	Perfectionnements aux oscillographes enregistreurs
FR736100A (fr)	1932-11-18	Perfectionnements aux aéroplanes
FR738541A (fr)	1932-12-27	Perfectionnements aux ampèremètres
FR808168A (fr)	1937-01-30	Perfectionnements aux oscillographes à rayons cathodiques
FR796631A (fr)	1936-04-11	Perfectionnements aux oscillographes
FR46778E (fr)	1936-09-11	Perfectionnements aux oscillographes
FR718373A (fr)	1932-01-23	Perfectionnements aux isolateurs
FR41670E (fr)	1933-03-10	Perfectionnements aux décavaillonneurs
FR732899A (fr)	1932-09-27	Perfectionnements aux micro-téléphones