Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Portable
Patent
1990-03-18
1994-06-07
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Portable
D23332
Patent
active
D03476839
REFERENCES:
patent: D319694 (1991-09-01), Wortham
patent: D340765 (1993-10-01), Joss et al.
patent: 2552470 (1951-05-01), Wahlberg
Chiu Bernard
O'Grady Richard M.
Wang Jui-Shang
Burke Wallace R.
Duracraft Corporation
Jarcho Harold G.
Lichtenstein Lisa
Toupal John E.
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