Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting
Patent
1993-12-17
1995-10-31
Zarfas, Lou
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Fitting
Patent
active
D03637697
REFERENCES:
patent: 2751250 (1956-06-01), Block
patent: 4161186 (1979-07-01), Sitarr
patent: 5209257 (1993-05-01), Baker, Jr.
Petrie James E.
Phillips Trevor J.
Slehofer Richard D.
Watterson E.
Zarfas Lou
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