Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1991-11-08
1993-08-17
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
D 8306
Patent
active
D03385175
REFERENCES:
patent: D231317 (1974-04-01), Ludwick
patent: D268358 (1983-03-01), Saporito et al.
patent: D268513 (1983-04-01), Thompson
patent: D273513 (1984-04-01), Arnolds
patent: D273888 (1984-05-01), Niemann
patent: D274351 (1984-06-01), Niemann
patent: D276645 (1984-12-01), Piesco
patent: D280231 (1985-08-01), Niemann
patent: D287045 (1986-12-01), Yost
patent: D290642 (1987-06-01), Reinecke
patent: D297757 (1988-09-01), Reinecke
patent: D299740 (1989-02-01), Reinecke
Undated Jacob Delafon ad showing inter alia its 71830.50 fixtures, admitted prior art.
Undated Jacob Delafon ad showing inter alia its 73860.10 fixture, admitted prior art.
Undated Altman for its KP project fixtures, admitted prior art.
Undated Kohler ad showing inter alia its antique K-280 fixture, admitted prior art.
Undated Hardin ad showing inter alia its H-02-AA-2-O-B handle, admitted prior art.
Jacob Delafon
Largen James R.
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