BE331721A - - Google Patents

Info

Publication number: BE331721A
Authority: BE; Belgium

Application number

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.)

1925-02-11

Publication of BE331721A publication Critical patent/BE331721A/xx

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

BE331721D 1925-02-11 BE331721A (US20070167544A1-20070719-C00007.png)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB386725A GB252057A (en)	1925-02-11	1925-02-11	Improvements in automatic telephone switching apparatus

Publications (1)

Publication Number	Publication Date
BE331721A true BE331721A (US20070167544A1-20070719-C00007.png)

Family

ID=9766371

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE331721D BE331721A (US20070167544A1-20070719-C00007.png)	1925-02-11

Country Status (4)

Country	Link
BE (1)	BE331721A (US20070167544A1-20070719-C00007.png)
FR (1)	FR609706A (US20070167544A1-20070719-C00007.png)
GB (1)	GB252057A (US20070167544A1-20070719-C00007.png)
NL (1)	NL17687C (US20070167544A1-20070719-C00007.png)

0
- BE BE331721D patent/BE331721A/xx unknown
- NL NL17687D patent/NL17687C/xx active
1925
- 1925-02-11 GB GB386725A patent/GB252057A/en not_active Expired
1926
- 1926-01-20 FR FR609706D patent/FR609706A/fr not_active Expired

Also Published As

Publication number	Publication date
NL17687C (US20070167544A1-20070719-C00007.png)
GB252057A (en)	1926-05-11
FR609706A (fr)	1926-08-20

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