Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1991-06-12
1992-06-30
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Patent
active
D03275370
REFERENCES:
patent: D195464 (1963-06-01), Foster, Jr.
patent: D203083 (1965-11-01), Crawford
patent: D272086 (1984-01-01), Gehlke
patent: D296468 (1988-06-01), Greubel
patent: 4366525 (1982-12-01), Baumgartner
Burke Wallace R.
John Manufacturing Limited
Lichtenstein Lisa
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