Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1993-02-22
1994-02-22
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D23382
Patent
active
D03445836
REFERENCES:
patent: D333868 (1993-03-01), Yaung
patent: 5073088 (1991-12-01), Peng
Hong Kong Enterprise, Jun. 1992, p. 194, Fan A, lower right side of page.
Burke Wallace R.
Klein David I.
Lichtenstein Lisa
Rosenberg Morton J.
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