Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1980-10-14
1983-04-12
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2301
Patent
active
D02686082
REFERENCES:
patent: D183672 (1958-10-01), Barker
patent: D243240 (1977-02-01), Dreibelbis
patent: D254801 (1980-04-01), Santi
patent: D255595 (1980-06-01), Lampe
patent: 3520325 (1970-07-01), Stuart
patent: 3620241 (1971-11-01), Brown
Mobile Home/Travel Trailer Dealer, Oct. 5, 1964, p. 158, "Leggitt's Combo", item.
Advertising Brochure of Applicant showing Older Unpatented Faucet Touch-Flow Mfg. brochure, Walter Boy Filtration System item.
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