| All Patents in class 254/93H |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 478,530 | Jul. 05, 1892 | J. Weeks | Horizontal hydraulic jack | hydraulic jacks |
| 957,177 | May 10, 1910 | R.W. Baker | Hydraulic jack | hydraulic jacks |
| 1,904,115 | Apr. 18, 1933 | C.F. Bacon | Hydraulic jack | |
| 1,978,451 | Oct. 30, 1934 | C.M. Eason, J.J. Mueller | Jack | hydraulic jacks |
| 2,028,905 | Jan. 28, 1936 | G.G. Hein | Jack | automobile and truck jacks |
| 2,100,564 | Nov. 30, 1937 | E.M. Pfauser, S. Mandl | Method of Producung a Pulling Strees and Hydraulic Pulling Mechanism | |
| 2,164,621 | Jul. 04, 1939 | E.M. Pfauser | Automobile Jack | |
| 2,200,133 | May 07, 1940 | S. Mandl | Method of and Means for Straightening Out Deformed Automobile Bodies and the Like | |
| 2,314,589 | Mar. 23, 1943 | S. Mandl | Jack Assemblage | |
| 2,867,409 | Jan. 06, 1959 | H.I. Southerwick | Service Jack | |
| 4,077,608 | Mar. 07, 1978 | R.H. Nehrig | Hydraulic hand jack | automobile and truck jacks |
| 4,078,383 | Mar. 14, 1978 | R.H. Nehrig | Hydraulic hand jack with needle release valve | automobile and truck jacks |
| 4,784,371 | Nov. 15, 1988 | W.L. Kamper | Hydraulic jack having a small diameter bleed part in the cylinder wall | hydraulic jacks |
| 6,189,863 | Feb. 20, 2001 | J.H. Blackburn | Floor Jack | automotive tools |
