Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Treatment
Patent
1993-05-12
1994-12-13
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Treatment
Patent
active
D03534391
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patent: D280658 (1985-09-01), Willinger
patent: D296001 (1988-05-01), Ng
patent: 4540487 (1985-09-01), Johnson et al.
patent: 4687574 (1987-08-01), Hellman
patent: 4851112 (1989-07-01), Schlensker
patent: 4892651 (1990-01-01), Hill
patent: 5084164 (1992-01-01), Del Rosairo
patent: 5160039 (1992-11-01), Colburn
patent: 5236582 (1993-08-01), Huang
Smith Donald F.
Smith William H.
Burke Wallace R.
Gernstein Terry M.
Tung M. H.
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