Chart board
Description
FIG. 1 is a perspective view of a chart board showing my new design;
FIG. 2 is a side elevational view in partial section taken on line 2--2 of FIG. 4;
FIG. 3 is a front elevational view;
FIG. 4 is a top plan view thereof at reduced scale;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is an enlarged scale fragmentary view of the left end of FIG. 2
Referenced Cited
U.S. Patent Documents
Other references
1033440 | July 1912 | Moffat |
3422547 | January 1969 | Heine |
3540127 | November 1970 | Kane |
3570445 | March 1971 | Johnson |
3787990 | January 1974 | Silver |
- Globe Wernicke Systems Cat., 1967, p. 7e, Item No. 31-FS.
Patent History
Patent number: D242794
Type: Grant
Filed: May 16, 1975
Date of Patent: Dec 21, 1976
Inventor: George R. Kane (San Mateo, CA)
Primary Examiner: Joel Stearman
Assistant Examiner: George P. Word
Attorney: Thomas H. Olson
Application Number: 5/578,277
Type: Grant
Filed: May 16, 1975
Date of Patent: Dec 21, 1976
Inventor: George R. Kane (San Mateo, CA)
Primary Examiner: Joel Stearman
Assistant Examiner: George P. Word
Attorney: Thomas H. Olson
Application Number: 5/578,277
Classifications