| All Patents in class D34/31 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| D27,812 | Nov. 02, 1897 | J.B. Foote | Carriage Jack | axle nut wrench combination tools |
| D33,374 | Oct. 16, 1900 | E.R. Klemm | Design for a lifting-jack casing | automobile and truck jacks |
| D95,744 | May 28, 1935 | G.G. Hein | Design for a jack | hydraulic jacks |
| D96,568 | Aug. 13, 1935 | R.W. Werner | Design for a hydraulic jack | hydraulic jacks |
| D97,562 | Nov. 19, 1935 | E.M. Pfauser | Hydraulic Jack | |
| D109,498 | May 03, 1938 | E.M. Pfauser | Jack | |
| D109,499 | May 03, 1938 | E.M. Pfauser | Jack | |
| D121,616 | Jul. 23, 1940 | E.M. Pfauser | Illuminable Jack | |
| D170,301 | Sep. 01, 1953 | C.E. Branick | Fluid Pressure Operated Bumper Jack for Automotive Vehicles | |
| D181,071 | Sep. 24, 1957 | W.L. Vallee, I.V. Stovern | Vehicle Jack | |
| 5,156,375 | Oct. 20, 1992 | R.D. Liegel, J.G. Ballard | Load carrying adaptor for a transmission jack | hydraulic jacks |
