FR493910A - Meter recorder device - Google Patents
Meter recorder deviceInfo
- Publication number
- FR493910A FR493910A FR493910DA FR493910A FR 493910 A FR493910 A FR 493910A FR 493910D A FR493910D A FR 493910DA FR 493910 A FR493910 A FR 493910A
- Authority
- FR
- France
- Prior art keywords
- recorder device
- meter recorder
- meter
- recorder
- 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
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C3/00—Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
- G07C3/02—Registering or indicating working or idle time only
- G07C3/04—Registering or indicating working or idle time only using counting means or digital clocks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB493910X | 1918-01-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR493910A true FR493910A (en) | 1919-08-26 |
Family
ID=1529608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR493910D Expired FR493910A (en) | 1918-01-09 | 1918-11-20 | Meter recorder device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR493910A (en) |
-
1918
- 1918-11-20 FR FR493910D patent/FR493910A/en not_active Expired
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