NL71028C - - Google Patents
Info
- Publication number
- NL71028C NL71028C NL71028DA NL71028C NL 71028 C NL71028 C NL 71028C NL 71028D A NL71028D A NL 71028DA NL 71028 C NL71028 C NL 71028C
- Authority
- NL
- Netherlands
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H63/00—Details of electrically-operated selector switches
- H01H63/02—Contacts; Wipers; Connections thereto
- H01H63/06—Contact banks
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR987582T | 1949-04-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL71028C true NL71028C (en:Method) |
Family
ID=9539013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL71028D NL71028C (en:Method) | 1949-04-06 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2666811A (en:Method) |
| FR (1) | FR987582A (en:Method) |
| NL (1) | NL71028C (en:Method) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1812828A (en) * | 1928-10-18 | 1931-06-30 | Bell Telephone Labor Inc | Switch or commutating means |
| FR822910A (fr) * | 1936-06-19 | 1938-01-11 | Mix & Genest Ag | Agencement destiné à deux sélecteurs montés suivant le même aux et réglables indépendamment l'un de l'autre, en particulier pour installations téléphoniques |
| US2400112A (en) * | 1942-07-25 | 1946-05-14 | Emil H Greibach | System for measuring differences of potential |
| US2400619A (en) * | 1943-02-27 | 1946-05-21 | Rca Corp | Capacity switch |
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0
- NL NL71028D patent/NL71028C/xx active
-
1949
- 1949-04-06 FR FR987582D patent/FR987582A/fr not_active Expired
-
1950
- 1950-04-03 US US153594A patent/US2666811A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR987582A (fr) | 1951-08-16 |
| US2666811A (en) | 1954-01-19 |