BE421449A - - Google Patents
Info
- Publication number
- BE421449A BE421449A BE421449DA BE421449A BE 421449 A BE421449 A BE 421449A BE 421449D A BE421449D A BE 421449DA BE 421449 A BE421449 A BE 421449A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
- H03K23/74—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using relays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/001—Functional circuits, e.g. logic, sequencing, interlocking circuits
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78221A US2152524A (en) | 1936-05-06 | 1936-05-06 | Relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421449A true BE421449A (en:Method) |
Family
ID=22142691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421449D BE421449A (en:Method) | 1936-05-06 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2152524A (en:Method) |
| BE (1) | BE421449A (en:Method) |
| DE (1) | DE688827C (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE760439C (de) * | 1940-10-31 | 1951-08-23 | Bernhard Dr Med Roether | Laufgitter o. dgl. fuer Klein- oder Kleinstkinder |
| US2926289A (en) * | 1956-10-16 | 1960-02-23 | Gen Telephone Lab Inc | Pulse counting circuit |
| US2922087A (en) * | 1957-02-21 | 1960-01-19 | Clary Corp | Coincidence circuit |
| US3340465A (en) * | 1963-06-14 | 1967-09-05 | Teletype Corp | Apparatus for determining elapsed time between the closure of contacts operated in a numbered sequence |
| US4306704A (en) * | 1980-03-20 | 1981-12-22 | Rca Corporation | Self-heated solenoid |
-
0
- BE BE421449D patent/BE421449A/xx unknown
-
1936
- 1936-05-06 US US78221A patent/US2152524A/en not_active Expired - Lifetime
-
1937
- 1937-04-29 DE DE1937A0082781 patent/DE688827C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE688827C (de) | 1940-03-02 |
| US2152524A (en) | 1939-03-28 |