Triple wall file
Description
FIG. 1 is a perspective view of a triple wall file showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a right side elevational view thereof.
Claims
The ornamental design for a triple wall file, as shown and described.
Referenced Cited
U.S. Patent Documents
| D77776 | February 1929 | Johnson |
| 4062452 | December 13, 1977 | Bartholomew |
| D257924 | January 20, 1981 | Rabig |
| 4588094 | May 13, 1986 | Evans |
| 5016760 | May 21, 1991 | Mayo |
| D351524 | October 18, 1994 | Belokin, Jr. |
| D354646 | January 24, 1995 | Weinstein |
| D375861 | November 26, 1996 | Belokin, Jr. |
| D398471 | September 22, 1998 | Malik |
| D452976 | January 15, 2002 | Carpenter |
Patent History
Patent number: D475749
Type: Grant
Filed: Dec 19, 2001
Date of Patent: Jun 10, 2003
Inventor: Chun Yuan Chang (Taichung)
Primary Examiner: Martie K. Holtje
Application Number: 29/152,591
Type: Grant
Filed: Dec 19, 2001
Date of Patent: Jun 10, 2003
Inventor: Chun Yuan Chang (Taichung)
Primary Examiner: Martie K. Holtje
Application Number: 29/152,591
Classifications