Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Scorer or indicator for game or sport
Patent
1985-03-11
1987-12-01
Feifer, Melvin B.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Scorer or indicator for game or sport
D21 28
Patent
active
D02929694
REFERENCES:
patent: 701374 (1902-06-01), Newman
patent: 1042142 (1912-10-01), Pohlig
patent: 1055929 (1913-03-01), Long
patent: 1193745 (1916-08-01), Wilson
patent: 2355905 (1944-08-01), Buxbaum
Crowe John H.
Feifer Melvin B.
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