Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Dispersal
Patent
1992-06-25
1993-07-06
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Dispersal
D23215
Patent
active
D03371506
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patent: D285240 (1986-08-01), Chow et al.
patent: D301603 (1989-06-01), Herrera
patent: 824020 (1989-04-01), Harward
patent: 2973148 (1961-02-01), Franz
patent: 2999643 (1961-09-01), Kennedy
patent: 4787557 (1988-11-01), Jackson
Burke Wallace R.
Tung M. H.
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