Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1976-05-25
1977-02-08
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2302
Patent
active
D02433346
REFERENCES:
patent: 2809380 (1957-10-01), Gruen
patent: 3124811 (1964-03-01), Treacy
patent: 3942199 (1976-03-01), Kollsman
patent: D143768 (1946-02-01), Stanitz
patent: D167574 (1952-08-01), Koppel
patent: D188236 (1960-06-01), Kohler
American Home, Apr. 1965, p. 126 top right bathtub.
American Standard Inc.
Largen James R.
Salerno, Jr. James J.
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