Title:
Means for counting shots hitting a target
United States Patent 3392979
US Patent References:
Transducer power supply for oscillators
- - 3056932
Signaling device for scoring gunnery target practice
- - 3158372
Sonic pin detection means
- - 3099447
Transducer power supply for oscillators
- - 3056932
Signaling device for scoring gunnery target practice
- - 3158372
Sonic pin detection means
- - 3099447
Inventors:
Wilska, Matti G.
Publication Date:
07/16/1968
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Export Citation:
Assignee:
VAISALA OY
Primary Class:
Other Classes:
310/339, 340/870.300
International Classes:
F41J5/056; F41J5/06; F41J5/14; G06M1/10; F41J5/00; G06M1/00
Foreign References:
| FR1147507A |