Measuring – testing – or signalling instruments – Time-measuring instrument or casing
Patent
1989-06-21
1991-11-19
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Time-measuring instrument or casing
D13169, D 8350
Patent
active
D03216675
REFERENCES:
patent: D70108 (1926-05-01), Gottlicher
patent: D229478 (1973-12-01), Tegner
patent: D242523 (1976-11-01), Emmerling
patent: D261227 (1981-10-01), Shames
patent: D304442 (1989-11-01), Fenne
patent: 2505985 (1950-05-01), Mudon
patent: 2905776 (1959-09-01), Eisenberg
patent: 2937247 (1960-05-01), Laviana
patent: 3889132 (1975-06-01), Vreeland
patent: 4002925 (1977-01-01), Monahan
patent: 4360739 (1982-11-01), Goldstein
Gerstein Terry M.
Holtje Nelson C.
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