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Patents for John Weeks
Patents 1 - 11 of 11
First set of recordsLast set of records
96,520Nov. 02, 1869J. WeeksWeighing Scales
97,253Nov. 23, 1869J. WeeksScale Beam
330,759Nov. 17, 1885H. Traver, J. WeeksHydraulic jackhydraulic jacks
330,760Nov. 17, 1885J. WeeksHydraulic jackhydraulic jacks
334,206Jan. 12, 1886H. Traver, J. WeeksHydraulic jackhydraulic jacks
395,675Jan. 01, 1889J. WeeksHydraulic punch, &c.hydraulic apparatus
478,530Jul. 05, 1892J. WeeksHorizontal hydraulic jackhydraulic jacks
550,702Dec. 03, 1895J. WeeksHydraulic jackhydraulic jacks
568,421Sep. 29, 1896J. WeeksDock and vessel leveling device
571,547Nov. 17, 1896J. WeeksHydraulic jackhydraulic jacks
876,920Jan. 14, 1908J. WeeksHydraulic jack, punch, and similar machinehydraulic jacks
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