Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1986-01-09
1988-07-05
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
D 8308
Patent
active
D02965780
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patent: D275986 (1984-10-01), Stair, Jr.
patent: D284500 (1986-07-01), Bolgort et al.
Artistic Brass advertisement entitled "Tank Lever Handles," undated, admitted prior art.
Pages 3-55 and 9-24 from a Kohler Co. "K-400 Plumbing Products" catalog, 1985.
Kohler Co.
Largen James R.
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