Screw
Description
FIG. 1 is a front elevational view of the screw showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a perspective view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
161390 | March 1875 | Cummings |
378614 | February 1888 | Palmer |
1897196 | February 1933 | Hunt |
2684094 | July 1954 | Lissy |
3808937 | May 1974 | Roehrig |
4572039 | February 25, 1986 | Desjardins |
0953399 | December 1949 | FRX |
1498827 | January 1978 | GBX |
- "Handbook of Pictorial Symbols"; R. Modley; .COPYRGT.1976; p. 52; anchor symbol (line 5).
Patent History
Patent number: D343571
Type: Grant
Filed: Mar 14, 1991
Date of Patent: Jan 25, 1994
Inventor: Edward G. Von Seggern (Corinth, NY)
Primary Examiner: B. J. Bullock
Attorney: S. Michael Bender
Application Number: 7/669,324
Type: Grant
Filed: Mar 14, 1991
Date of Patent: Jan 25, 1994
Inventor: Edward G. Von Seggern (Corinth, NY)
Primary Examiner: B. J. Bullock
Attorney: S. Michael Bender
Application Number: 7/669,324
Classifications
Current U.S. Class:
D/8387