Router guide for door hinges
Description
FIG. 1 is a perspective view of the router guide and router bit in use in recessing hinges for a door frame, the broken line showing of the 4 by 4 cutting blade are for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a side view;
FIG. 3 is an end view;
FIG. 4 is a second side view; and,
FIG. 5 is a second end view.
Referenced Cited
Patent History
Patent number: D337502
Type: Grant
Filed: Sep 12, 1991
Date of Patent: Jul 20, 1993
Inventor: Bradley R. Witt (Davenport, IA)
Primary Examiner: Alan P. Douglas
Assistant Examiner: J. H. Musgrove
Attorney: Robert O. Richardson
Application Number: 7/758,080
Type: Grant
Filed: Sep 12, 1991
Date of Patent: Jul 20, 1993
Inventor: Bradley R. Witt (Davenport, IA)
Primary Examiner: Alan P. Douglas
Assistant Examiner: J. H. Musgrove
Attorney: Robert O. Richardson
Application Number: 7/758,080
Classifications
Current U.S. Class:
D 8/70