Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1982-08-30
1985-04-16
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02784602
REFERENCES:
patent: D205571 (1966-08-01), Mycue
patent: D231561 (1974-04-01), Paulson
patent: D271327 (1983-11-01), Guerra et al.
patent: 3605653 (1971-09-01), Donnell
Burke Wallace R.
Seemann Robert A.
Wilder Lynn
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