CH236321A - Rotary selector for telecommunications installations. - Google Patents

Rotary selector for telecommunications installations.

Info

Publication number: CH236321A
Authority: CH; Switzerland
Prior art keywords: rotary selector; telecommunications installations; installations; telecommunications; selector
Prior art date: 1938-10-10

Application number

Other languages

French (fr)

Inventor

Bell Telephone Manufac Anonyme

Original Assignee

Bell Telephone Mfg

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.)

1938-10-10

Filing date

1939-11-03

Publication date

1945-01-31

1939-11-03 Application filed by Bell Telephone Mfg filed Critical Bell Telephone Mfg

1945-01-31 Publication of CH236321A publication Critical patent/CH236321A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H67/00—Electrically-operated selector switches
- H01H67/02—Multi-position wiper switches
- H01H67/04—Multi-position wiper switches having wipers movable only in one direction for purpose of selection
- H01H67/06—Rotary switches, i.e. having angularly movable wipers

CH236321D 1938-10-10 1939-11-03 Rotary selector for telecommunications installations. CH236321A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR236321X		1938-10-10
FR201238X		1938-12-20

Publications (1)

Publication Number	Publication Date
CH236321A true CH236321A (en)	1945-01-31

Family

ID=26214107

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH236321D CH236321A (en)	1938-10-10	1939-11-03	Rotary selector for telecommunications installations.

Country Status (2)

Country	Link
CH (1)	CH236321A (en)
GB (2)	GB522511A (en)

1938
- 1938-10-10 GB GB27539/39A patent/GB522511A/en not_active Expired
- 1938-10-10 GB GB29303/38A patent/GB522467A/en not_active Expired
1939
- 1939-11-03 CH CH236321D patent/CH236321A/en unknown

Also Published As

Publication number	Publication date
GB522511A (en)	1940-06-19
GB522467A (en)	1940-06-19

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