Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1986-10-30
1988-04-12
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23355
Patent
active
D02952165
REFERENCES:
patent: D204716 (1966-05-01), Martin
patent: D214167 (1969-05-01), Nagel
patent: 3442197 (1969-05-01), Cobarg
patent: 4252054 (1981-03-01), Bakels
patent: 4373940 (1983-02-01), Petersen
Morris David H.
Morris Douglas D.
Burke Wallace R.
D. Morris Sheet Metal, Inc.
Vinson Brian N.
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