Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1984-12-17
1987-03-10
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02887134
REFERENCES:
patent: D48392 (1916-01-01), Loheide
patent: D269808 (1983-07-01), Morton
patent: 2757788 (1956-08-01), Weber
patent: 2808374 (1957-10-01), Mueller et al.
patent: 3715565 (1973-02-01), Nutt
Burke Wallace R.
Vinson Brian N.
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