FR647891A - - Google Patents
Info
- Publication number
- FR647891A FR647891A FR647891DA FR647891A FR 647891 A FR647891 A FR 647891A FR 647891D A FR647891D A FR 647891DA FR 647891 A FR647891 A FR 647891A
- Authority
- FR
- France
- 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
Links
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US173243A US1675311A (en) | 1927-03-07 | 1927-03-07 | Automatic switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR647891A true FR647891A (xx) | 1928-12-03 |
Family
ID=22631149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR647891D Expired FR647891A (xx) | 1927-03-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1675311A (xx) |
| BE (1) | BE348328A (xx) |
| FR (1) | FR647891A (xx) |
| GB (1) | GB286638A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE762263C (de) * | 1939-05-13 | 1953-04-09 | Normalzeit G M B H | Drehwaehler mit Klapp- oder Waelzankermagnet hoher Schaltgenauigkeit und Schrittgeschwindigkeit fuer Fernmelde-, insbesondere Telegraphenanlagen |
| US2535771A (en) * | 1946-05-15 | 1950-12-26 | Automatic Telephone & Elect | Contact spring operation and drive in automatic switch |
| US2657590A (en) * | 1949-05-03 | 1953-11-03 | Automatic Elect Lab | Double dog detent for two-motion switches |
| US2819016A (en) * | 1952-07-05 | 1958-01-07 | Ibm | Stepping relay accumulator |
| US2756288A (en) * | 1952-08-02 | 1956-07-24 | White George | Monitoring devices |
-
0
- BE BE348328D patent/BE348328A/xx unknown
- FR FR647891D patent/FR647891A/fr not_active Expired
-
1927
- 1927-03-07 US US173243A patent/US1675311A/en not_active Expired - Lifetime
-
1928
- 1928-01-21 GB GB2001/28A patent/GB286638A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1675311A (en) | 1928-06-26 |
| BE348328A (xx) | |
| GB286638A (xx) | 1929-04-22 |