Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1992-12-28
1993-09-28
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23370
Patent
active
D03398595
REFERENCES:
patent: D271133 (1983-10-01), Pataki
patent: D276550 (1984-11-01), Kouno et al.
patent: 2631217 (1953-03-01), Aufiero
patent: 2765393 (1956-10-01), Theisen
Burke Wallace R.
Lichtenstein Lisa
Wobensmith, III Z. T.
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