Aid for the addition of columnar arranged driving hours

Description

FIG. 1 is a top perspective view of an aid for the _addition of columnar arranged driving hours showing my new design; and

FIG. 2 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D22531 June 1893 Ford
D191049 August 1961 DeGrazia
D224440 July 1972 Daughtry
D232659 September 1974 Cameron
1860174 May 1932 Cronk
2567586 September 1951 Werder
2579664 December 1951 Gleasman
Other references
  • American Shoemaking-4/5/22-p. 7-Gauges.
Patent History
Patent number: D265177
Type: Grant
Filed: Jul 11, 1980
Date of Patent: Jun 29, 1982
Inventor: Harold E. Skinner (Eugene, OR)
Primary Examiner: Nelson C. Holtje
Attorney: James D. Givnan, Jr.
Application Number: 6/167,664
Classifications
Current U.S. Class: Template Or Comparator Gauge (6) (D10/64); Rule, Tape Or Scale (10) (D10/71)
International Classification: D1004;