CA405035A - Controle d'amplitude de seismographe - Google Patents

Controle d'amplitude de seismographe

Info

Publication number: CA405035A
Authority: CA; Canada
Prior art keywords: seismograph; amplitude control; amplitude; control; seismograph amplitude
Prior art date: 1942-05-26
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

CA405035A

Other languages

Inventor

Price Woods John

Original Assignee

Shell Development Co

Publication date

1942-05-26

1942-05-26 Application granted granted Critical

1942-05-26 Publication of CA405035A publication Critical patent/CA405035A/fr

Status Expired legal-status Critical Current

CA405035A Controle d'amplitude de seismographe Expired CA405035A (fr)

Application Number	Priority Date	Filing Date	Title
CA405035T

Publication Number	Publication Date
CA405035A true CA405035A (fr)	1942-05-26

Application Number	Title	Priority Date	Filing Date
CA405035A Expired CA405035A (fr)			Controle d'amplitude de seismographe

Country	Link
CA (1)	CA405035A (fr)

Publication	Publication Date	Title
CA405035A (fr)	1942-05-26	Controle d'amplitude de seismographe
AU117090B2 (en)		Frequency control
CA419870A (fr)	1944-04-25	Controle des amplitudes de seismographe
CA407399A (fr)	1942-09-15	Piece de charpente
CA409155A (fr)	1942-12-08	Dispositif regulateur des frequences
AU116909B2 (en)		Meatpacking
AU117757B2 (en)		Gyro-verticals
AU118391B2 (en)		Methyl-beta-chloro-acrylate
AU118434B2 (en)		Dicbloropropyl-alphachloroacrylate
CA402151A (fr)	1942-01-13	Helicoplan
CA403016A (fr)	1942-02-24	Scie a dossiere
CA403559A (fr)	1942-03-17	Matiere colorante trisazoique
CA404018A (fr)	1942-04-14	Pare-reflets
CA404044A (fr)	1942-04-14	Classeur de plans
CA404045A (fr)	1942-04-14	Classeur de plans
CA404708A (fr)	1942-05-12	Teinture o-hydroxyazoique
CA405481A (fr)	1942-06-16	Lustre
CA405539A (fr)	1942-06-16	Appareil a prise des sons
CA405803A (fr)	1942-06-30	Lustre
CA406153A (fr)	1942-07-21	Appui-hanche
CA406734A (fr)	1942-08-11	Torsiographe
CA407626A (fr)	1942-09-29	Voiture a neige
CA407750A (fr)	1942-09-29	Patin a ski
CA407918A (fr)	1942-10-13	Otter de filet de peche
CA408019A (fr)	1942-10-13	Tete d'appareil a sons