FR550145A - Conjoncteur disjoncteur multiple horaire - Google Patents
Conjoncteur disjoncteur multiple horaireInfo
- Publication number
- FR550145A FR550145A FR550145DA FR550145A FR 550145 A FR550145 A FR 550145A FR 550145D A FR550145D A FR 550145DA FR 550145 A FR550145 A FR 550145A
- Authority
- FR
- France
- Prior art keywords
- circuit breaker
- multiple circuit
- hourly
- hourly multiple
- breaker
- Prior art date
- 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
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C21/00—Producing acoustic time signals by electrical means
- G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
- G04C21/30—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school
- G04C21/32—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school giving indications at a number of places each at a different time, e.g. system of alarms in a hotel
- G04C21/323—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school giving indications at a number of places each at a different time, e.g. system of alarms in a hotel by the hand(s) or handlike members closing the contacts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR550145T | 1921-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR550145A true FR550145A (fr) | 1923-02-27 |
Family
ID=8935994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR550145D Expired FR550145A (fr) | 1921-08-19 | 1921-08-19 | Conjoncteur disjoncteur multiple horaire |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR550145A (fr) |
-
1921
- 1921-08-19 FR FR550145D patent/FR550145A/fr not_active Expired
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