DE63020C - Device on guards - monitoring clocks for changing the guard sheets - Google Patents
Device on guards - monitoring clocks for changing the guard sheetsInfo
- Publication number
- DE63020C DE63020C DE189163020D DE63020DD DE63020C DE 63020 C DE63020 C DE 63020C DE 189163020 D DE189163020 D DE 189163020D DE 63020D D DE63020D D DE 63020DD DE 63020 C DE63020 C DE 63020C
- Authority
- DE
- Germany
- Prior art keywords
- changing
- guards
- guard sheets
- guard
- clocks
- 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
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/20—Checking timed patrols, e.g. of watchman
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Description
Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.
BERLIN. GEDRUCKT IN DER REICHSDRUCKERELBERLIN. PRINTED IN THE REICHSDRUCKEREL
Claims (1)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE63020T | 1891-08-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE63020C true DE63020C (en) | 1892-07-07 |
Family
ID=34484267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE189163020D Expired DE63020C (en) | 1891-08-02 | 1891-08-02 | Device on guards - monitoring clocks for changing the guard sheets |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE63020C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3600058A (en) * | 1968-09-11 | 1971-08-17 | Res Inst Of Technometrics Co L | Optical fiber display device |
-
1891
- 1891-08-02 DE DE189163020D patent/DE63020C/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3600058A (en) * | 1968-09-11 | 1971-08-17 | Res Inst Of Technometrics Co L | Optical fiber display device |
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