| All Patents in class 72/392 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 290,250 | Dec. 18, 1883 | H.O. Lothrop | Machine for Shaping Ferrules | metal swaging machines |
| 324,391 | Aug. 18, 1885 | J.H. Lindsley | Hog Ringing Pinchers | hog ring |
| 559,763 | May 05, 1896 | J. Anderson | Tool for expanding ends of lead pipes | plumber |
| 1,320,547 | Nov. 04, 1919 | E.F. Happensack | Pliers | pliers |
| 1,338,804 | May 04, 1920 | D.C. Woodworth | Antiskid Chain Tool | pliers |
| 2,165,503 | Jul. 11, 1939 | E.M. Pfauser | Portable Hydraulic Metal Straightening Machine | |
| 2,296,173 | Sep. 15, 1942 | S. Mandl | Spreading Tool | |
| 2,979,102 | Apr. 11, 1961 | J.E. Brussock, H.C. Ferguson | Straightening Tool | |
| 3,164,196 | Jan. 05, 1965 | S.M. Dolney | Apparatus for Stretch Forming and Punching Metal Stock and Stock Gripping Head Therefor | metal punching machines |
| 3,224,241 | Dec. 21, 1965 | S.M. Dolney | Underreach Prestretch Fixture and Combination Thereof with Drawing Die Press | metal stretch forming machines |
| 3,234,773 | Feb. 15, 1966 | C.J. Bath | Gripping Head With Hold Back for Equalized Jaw Advancement | metal stretch forming machines |
| 3,426,570 | Feb. 11, 1969 | J.H. Leonard, C.J. Bath | Stretch Wrapping Fixture and Combination Thereof With Drawing Dies and Press | metal stretch forming machines |
