Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting
Patent
1993-09-13
1995-05-09
Word, A. Hugo
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Fitting
Patent
active
D03582019
REFERENCES:
patent: D116810 (1939-09-01), Uphues
patent: D273701 (1984-05-01), Bengtson
patent: D331451 (1992-12-01), Bourgeois
patent: 4729133 (1988-03-01), Wileman, III et al.
patent: 4734942 (1988-04-01), Blanchard
patent: 4785482 (1988-11-01), Nelva-Pasqual et al.
patent: 4853982 (1989-08-01), Martinval
Lehmann Ulrich
Wilhelm Werner
CWS International AG
Watterson Eric M.
Word A. Hugo
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