USD224930S - Building construction unit - Google Patents

Description

United States Patent 0 Des. 224,930 Patented 0ct.17, 1972 BUILDING CONSTRUCTION UNIT Ralf Schuler and Ursulina Witte, Berlin,'Germany, assignors to Paul M. Buenger, Frankfurt am Main, Germany Filed Dec. 2, 1970, Ser. No. 26,245

Term of patent 14 years Int. Cl. D25-02 US. Cl. D131 FIG. 1-is a perspective front view of the building construction unit showing our design;

FIG. 2 is a rear elevational view of FIG. 1; and

FIG. 3 is a top view of FIG. 1.

We claim:

The ornamental design for a building construction unit, as shown and described.

References Cited UNITED STATES PATENTS 5/1970 Ratych. 6/1970. Comm 52-79 OTHER REFERENCES LArchitecture DAujourdhui, April-May 1969, p. 72, building illustration.

German application as filed, open to public May 1970, No. 1,806,649.

A. HUGO WORD, Primary Examiner

Images