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Quick change spindle
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Patent number 8,366,592
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Issue date Feb 5, 2013
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Cinetic Automation Corp.
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Thomas J. Hathaway
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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High speed surgical instrument
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Patent number 6,733,218
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Issue date May 11, 2004
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The Anspach Effort, Inc.
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Eddy Del Rio
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Rapid load drill bit adapter
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Patent number 6,604,744
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Issue date Aug 12, 2003
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Newfrey LLC
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Valery Monge
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Drill bit sharpener
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Patent number 4,916,867
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Issue date Apr 17, 1990
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David N. Lockwood
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B24 - GRINDING POLISHING
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Secure tool gripping chuck
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Patent number 4,054,294
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Issue date Oct 18, 1977
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Royzell F. Wells
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B26 - HAND CUTTING TOOLS CUTTING SEVERING
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3751052
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Patent number 3,751,052
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Issue date Aug 7, 1973
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2615780
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Patent number 2,615,780
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Issue date Oct 28, 1952
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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1739141
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Patent number 1,739,141
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Issue date Dec 10, 1929
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E21 - EARTH DRILLING MINING
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1642773
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Patent number 1,642,773
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Issue date Sep 20, 1927
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1210321
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Patent number 1,210,321
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Issue date Dec 26, 1916
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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903948
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Patent number 903,948
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Issue date Nov 17, 1908
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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847590
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Patent number 847,590
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Issue date Mar 19, 1907
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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801042
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Patent number 801,042
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Issue date Oct 3, 1905
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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791115
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Patent number 791,115
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Issue date May 30, 1905
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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752972
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Patent number 752,972
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Issue date Feb 23, 1904
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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715993
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Patent number 715,993
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Issue date Dec 16, 1902
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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712884
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Patent number 712,884
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Issue date Nov 4, 1902
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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704502
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Patent number 704,502
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Issue date Jul 15, 1902
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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571461
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Patent number 571,461
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Issue date Nov 17, 1896
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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462483
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Patent number 462,483
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Issue date Nov 3, 1891
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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426640
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Patent number 426,640
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Issue date Apr 29, 1890
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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421612
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Patent number 421,612
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Issue date Feb 18, 1890
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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316031
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Patent number 316,031
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Issue date Apr 21, 1885
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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307641
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Patent number 307,641
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Issue date Nov 4, 1884
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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287188
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Patent number 287,188
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Issue date Oct 23, 1883
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE