Ground rod driving hammer
Description
FIG. 1 is a front perspective view of the ground rod driving hammer showing my new design.
FIG. 2 is a side view thereof.
FIG. 3 is a top view thereof.
FIG. 4 is a bottom view thereof.
Referenced Cited
U.S. Patent Documents
| D136179 | August 1943 | Graham |
| D235505 | June 1975 | Phelps |
| 2462774 | February 1949 | Pollock |
| 2629985 | March 1953 | McDowell |
| 2779089 | January 1957 | Allen |
| 3165949 | January 1965 | Thill |
Patent History
Patent number: D284930
Type: Grant
Filed: Dec 20, 1983
Date of Patent: Aug 5, 1986
Inventor: David B. Richards (Fremont, CA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: C. E. Heflin
Attorney: Robert Charles Hill
Application Number: 6/563,406
Type: Grant
Filed: Dec 20, 1983
Date of Patent: Aug 5, 1986
Inventor: David B. Richards (Fremont, CA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: C. E. Heflin
Attorney: Robert Charles Hill
Application Number: 6/563,406
Classifications
Current U.S. Class:
D 8/70
