Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1984-07-10
1987-03-10
Bullock, B. J.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D23 3
Patent
active
D02887070
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Kirschmann Reverse Osmosis Water Purifier Model RO-20 Owners Manual, 1978, Home Pure Water Corp.
Macevicz Clement C.
Mulherin, Jr. Byron J.
Bullock B. J.
Nimbus Water Systems, Inc.
Vinson Brian N.
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