Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Food preparation type
Patent
1975-10-28
1978-02-28
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Food preparation type
D1004
Patent
active
D02473526
REFERENCES:
patent: D215120 (1969-09-01), Estes
patent: D223359 (1972-04-01), Anderson
patent: D225005 (1972-10-01), Greene
patent: D225405 (1972-12-01), Szeles
patent: D231739 (1974-06-01), Gauthier
patent: 4005605 (1977-02-01), Michael
Design News, 9/30/64, p. 42, Directional monitor at bottom right.
Holtje Nelson C.
Jenney Melvin R.
Williamson Corporation
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