Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1981-09-15
1983-02-01
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2301
Patent
active
D02678128
REFERENCES:
patent: D91825 (1934-03-01), Isenberg
patent: D101440 (1936-10-01), Dreyfuss
patent: D263865 (1982-04-01), Yamin
patent: D263867 (1982-04-01), Thompson
patent: 3333284 (1967-08-01), Symmons
patent: 3471872 (1969-10-01), Symmons
patent: 3533555 (1970-10-01), Billeter
patent: 4274595 (1981-06-01), Yamin
Hans Grohe GmbH & Co. KG
Largen James R.
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