Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1987-12-09
1990-12-04
Word, A. Hugo
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03126811
REFERENCES:
patent: D287160 (1986-12-01), Rademacher
patent: D290159 (1987-06-01), Jans
patent: D291241 (1987-08-01), Rademacher
patent: D299851 (1989-02-01), Rademacher
patent: D301517 (1989-06-01), Anawalt
patent: 1417583 (1922-05-01), Stratton
Sherle Wagner catalog, pp. 95 and 97, dated 1984.
Sovereign.TM. series brochure dated 1987, and Emperor.TM. series brochure dated 1987, both of Kallista, Inc., both admitted prior art.
Bengtson Alan D.
Gaffney Thomas E.
Kohler, Jr. Herbert V.
Reid Mary J.
Kohler Co.
Reid Stella M.
Word A. Hugo
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