Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Dispersal
Patent
1991-01-15
1993-04-06
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Dispersal
Patent
active
D03346153
REFERENCES:
patent: D234053 (1975-01-01), Raffler et al.
patent: D235872 (1975-07-01), Harussi
patent: D284988 (1986-08-01), Powell
patent: 3198439 (1965-08-01), McNinch, Jr. et al.
patent: 3545680 (1970-12-01), Ottaway
patent: 4621770 (1986-11-01), Sayern
Berfield Robert C.
Meland Ronald F.
Seasholtz Craig A.
Burke Wallace R.
Shop-Vac Corporation
Tung M. H.
LandOfFree
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