Measuring – testing – or signalling instruments – Time-measuring instrument or casing
Patent
1984-10-03
1987-02-17
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Time-measuring instrument or casing
Patent
active
D02882990
REFERENCES:
patent: D163133 (1951-05-01), Ornas
patent: D251057 (1979-02-01), Rudin
patent: D270715 (1983-09-01), Perethian
patent: D279173 (1985-06-01), Ketcham
patent: 2610683 (1952-09-01), Beiser
patent: 3997742 (1976-12-01), Marquis
Walser Automatic Timer Co. Postcard-7/29/40-Time Switch on front.
Sporting Goods Dealer-4/78, p. 145-Stopwatches at bottom left.
Merchandising-9/78-p. 75-Stopwatch at left-center.
Holtje Nelson C.
Thompson Frank J.
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