Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1982-09-30
1984-11-06
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02762633
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patent: D180098 (1957-04-01), Mueller
patent: D252641 (1979-08-01), LaZar
patent: D262313 (1981-12-01), Hamilton
patent: D267115 (1982-11-01), Locker
patent: D269112 (1983-05-01), Armbruster
patent: 2528650 (1950-11-01), Graham
patent: 2945554 (1960-07-01), Berly
patent: 3347025 (1967-10-01), Wiley
patent: 4136606 (1979-01-01), Wolbrink
patent: 4370155 (1983-01-01), Armbruster
Jacobson Harvey B.
Largen James R.
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