Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1981-11-12
1983-09-27
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D23 65, D2302
Patent
active
D02707535
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DeGraw Kenneth J.
Nickerson Earl W.
American Standard Inc.
Crooks Robert G.
Largen James R.
Salerno, Jr. James J.
Sinnott John P.
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