Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting
Patent
1993-06-16
1994-12-20
Word, A. Hugo
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Fitting
Patent
active
D03536548
REFERENCES:
patent: 3425632 (1969-02-01), Stout
patent: 3630547 (1970-02-01), Hartshorn, Jr.
patent: 4467136 (1984-08-01), Wium
Denk Paul M.
Watterson Eric
Word A. Hugo
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