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Class Information
Number: 968/843
Name: Horology > Apparatus for measuring unknown time intervals by electromechanical means [g04f 8/00] > Means used apart from the timepiece for starting or stopping same [g04f 8/08]
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4918630 |
Computer timing system having backup trigger switches for timing competitive events |
Apr. 17, 1990 |
| 4780085 |
Lap timing device |
Oct. 25, 1988 |
| 4748601 |
Game monitoring device |
May. 31, 1988 |
| 4726001 |
Quickness measuring device |
Feb. 16, 1988 |
| 4725996 |
Operational timer circuit for monitoring a motor under load |
Feb. 16, 1988 |
| 4657403 |
Aquatic event timing device |
Apr. 14, 1987 |
| 4643585 |
Light-flash starting system |
Feb. 17, 1987 |
| 4615624 |
Trail monitor |
Oct. 7, 1986 |
| 4604621 |
Device for the electromagnetic transmission of an event taking place in an interference-laden environment |
Aug. 5, 1986 |
| 4571698 |
Apparatus and system for remote timing of plural entities |
Feb. 18, 1986 |
| 4518266 |
Swimmer's lap pacer |
May. 21, 1985 |
| 4456383 |
Drag race reaction timer |
Jun. 26, 1984 |
| 4156870 |
Sports timing system |
May. 29, 1979 |
| 4088854 |
Electronic timepiece switch mechanism having substrate mounted pivoted contact and lever or cam actuator |
May. 9, 1978 |
| 4086453 |
Game tracking device |
Apr. 25, 1978 |
| 4006364 |
Touch pad arrangement for signalling arrivals in swimming competitions |
Feb. 1, 1977 |
| 4004291 |
Electric signal transmitter, preferably for alarm system |
Jan. 18, 1977 |
| 3988673 |
Device for measuring the stopping time of working machines |
Oct. 26, 1976 |
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