Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Food preparation type
Patent
1983-04-08
1986-01-14
Burke, Wallace R.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Food preparation type
Patent
active
D02821494
REFERENCES:
patent: D188130 (1960-06-01), Stuckrath
patent: D193781 (1962-10-01), Hoogesteger et al.
patent: D229968 (1974-01-01), Williams
patent: D247161 (1978-02-01), Fernandez et al.
patent: D269697 (1983-07-01), Graham et al.
patent: 4113980 (1978-09-01), Bell
Burke Wallace R.
E. I. Du Pont de Nemours and Company
Fricke Hilmar L.
Wilder Lynn
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