Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1982-05-18
1984-09-25
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02757001
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patent: 2579715 (1951-12-01), Wilson et al.
patent: 3698991 (1972-10-01), Susewitz
Packaging Cover for Renuzit.RTM. adjustable air freshener.
Largen James R.
Simon Mort S.
The Drackett Company
Zeller Charles J.
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