Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1992-09-30
1993-10-12
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D03402819
REFERENCES:
patent: D235066 (1975-05-01), Rasmussen
patent: D235067 (1975-05-01), Rasmussen
Burke Wallace R.
Lichtenstein Lisa
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