Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1991-02-19
1992-07-28
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Patent
active
D03283437
REFERENCES:
patent: D227669 (1973-07-01), Mann
patent: D280128 (1985-08-01), Doyle et al.
patent: D320441 (1991-10-01), Muller
Burke Wallace R.
Lichtenstein Lisa
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