FR682083A - Countdown - Google Patents
CountdownInfo
- Publication number
- FR682083A FR682083A FR682083DA FR682083A FR 682083 A FR682083 A FR 682083A FR 682083D A FR682083D A FR 682083DA FR 682083 A FR682083 A FR 682083A
- Authority
- FR
- France
- Prior art keywords
- countdown
- 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
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/02—Devices characterised by the use of mechanical means
- G01P3/16—Devices characterised by the use of mechanical means by using centrifugal forces of solid masses
- G01P3/20—Devices characterised by the use of mechanical means by using centrifugal forces of solid masses transferred to the indicator by fluid means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE682083X | 1928-10-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR682083A true FR682083A (en) | 1930-05-22 |
Family
ID=6597085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR682083D Expired FR682083A (en) | 1928-10-13 | 1929-09-20 | Countdown |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR682083A (en) |
-
1929
- 1929-09-20 FR FR682083D patent/FR682083A/en not_active Expired
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