Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Dial gauge or meter
Patent
1991-12-23
1993-09-28
Douglas, Alan P.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Dial gauge or meter
D10 49
Patent
active
D03397556
REFERENCES:
patent: D264189 (1982-05-01), Crawford et al.
patent: D265190 (1982-06-01), Bohanon, Sr.
patent: D288921 (1987-03-01), Peck
patent: D293421 (1987-12-01), Bonnema et al.
patent: D297419 (1988-08-01), Bonnema et al.
patent: D316681 (1991-05-01), Takasuna et al.
Page from undated Kohler ad, admitted prior art, showing Autofill bath system.
An ad for the Hunter Energy Monitor, on p. 13 of the Nov. 1983 issue of Hardware Age.
P. 17 of a Bradley ad, Jan. 1986, illustrating examples of housing covers for hand/hair dryers.
Davis Antoine D.
Douglas Alan P.
Kohler Co.
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