DD124448A1 - - Google Patents
Info
- Publication number
- DD124448A1 DD124448A1 DD19192076A DD19192076A DD124448A1 DD 124448 A1 DD124448 A1 DD 124448A1 DD 19192076 A DD19192076 A DD 19192076A DD 19192076 A DD19192076 A DD 19192076A DD 124448 A1 DD124448 A1 DD 124448A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B19/00—Indicating the time by visual means
- G04B19/28—Adjustable guide marks or pointers for indicating determined points of time
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B21/00—Indicating the time by acoustic means
-
- 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
- G07C1/22—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people in connection with sports or games
- G07C1/28—Indicating playing time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Electric Clocks (AREA)
- Measurement Of Predetermined Time Intervals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HULA000862 | 1975-03-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD124448A1 true DD124448A1 (en) | 1977-02-23 |
Family
ID=10998220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD19192076A DD124448A1 (en) | 1975-03-21 | 1976-03-18 |
Country Status (3)
| Country | Link |
|---|---|
| DD (1) | DD124448A1 (en) |
| DE (1) | DE2610347A1 (en) |
| SU (1) | SU593675A3 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2142155C1 (en) * | 1995-07-10 | 1999-11-27 | Каспаров Гарри Кимович | Method for monitoring duration of chess game and chess clock which implements said method |
-
1976
- 1976-03-12 DE DE19762610347 patent/DE2610347A1/en active Pending
- 1976-03-18 DD DD19192076A patent/DD124448A1/xx unknown
- 1976-03-19 SU SU762334054A patent/SU593675A3/en active
Also Published As
| Publication number | Publication date |
|---|---|
| SU593675A3 (en) | 1978-02-15 |
| DE2610347A1 (en) | 1976-10-07 |