Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1975-02-27
1976-12-14
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2301
Patent
active
D02427087
REFERENCES:
patent: D236980 (1975-09-01), Callahan, Jr. et al.
patent: D238273 (1975-12-01), Hogh et al.
patent: 3394726 (1968-07-01), Briee
patent: 3538940 (1970-11-01), Graham
patent: 3739804 (1973-06-01), Dubrevil
patent: 3756274 (1973-09-01), Wolfgramm
patent: 3788344 (1974-01-01), Dyck
patent: 3863666 (1975-02-01), Bonne et al.
Major Emery
McDonald Harry R.
McDonald James L.
Altex Scientific Inc.
Bielen, Jr. Theodore J.
Largen James R.
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