Water closet tank universal adaptor plate

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Description

FIG. 1 is a top perspective view of a water closet tank universal adaptor plate showing our new design;

FIG. 2 is a front elevation thereof; and

FIG. 3 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D150306 July 1948 Laufenberg
2180902 November 1939 Herodes et al.
2509881 May 1950 Qualheim et al.
Patent History
Patent number: D253369
Type: Grant
Filed: Aug 26, 1977
Date of Patent: Nov 6, 1979
Inventors: Alexander Koelble (CH-8640 Rapperswil), Paul Staehli (CH-8640 Rapperswil)
Primary Examiner: James R. Largen
Attorney: Elliott I. Pollock
Application Number: 5/828,130
Classifications
Current U.S. Class: D23/69
International Classification: D2302;