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| All Patents in class 173/120 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 1,053,744 | Feb. 18, 1913 | J.H. Philips | Spring Hammer | ||
| 1,075,950 | Oct. 14, 1913 | R.R. Smith | Spring Hammer | ||
 | 1,162,871 | Dec. 07, 1915 | G.E. Morris | Beading implement | |
| 2,185,471 | Jan. 02, 1940 | A.W. Mall | Power hammer | ||
 | 2,455,270 | Nov. 30, 1948 | J.A. Ravella | Automatic striking tool | |
 | 3,022,838 | Feb. 27, 1962 | W.F. Mitchell | Portable hammer | |