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Patents for Charles A. Pettit
Patents 16 - 30 of 40
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NumberDatePatenteeTitleType
132,337Oct. 15, 1872H. VoglerImprovement in pile-sawing attachments for boatscircular saws
133,469Nov. 26, 1872J. McGrewImprovement in stave-jointersbarrel making machines
134,297Dec. 24, 1872J. McGrewImprovement in machines for sawing veneersveneer machines
RE5,238Jan. 14, 1873B. WalchImprovement in augersadjustable drill bits
148,968Mar. 24, 1874W.C. MargedantImprovement in expanding pulleysindustrial machine pulleys and belt drive mechanisms
149,494Apr. 07, 1874W.C. MargedantImprovement in planing-machineswood planers
149,495Apr. 07, 1874W.C. MargedantImprovement in molding-machinesmolders
149,499Apr. 07, 1874W.C. Margedant, C.E. McBethImprovement in planing-machineswood planers
149,736Apr. 14, 1874J.L. ForkerImprovement in wood-sawing machinesdrag saws
151,173May 19, 1874J. ThornleyGrading Levelsinclinometers
152,437Jun. 23, 1874J.T. TunisImprovement in sawssawblades
158,946Jan. 19, 1875S.M. KingImprovement in machines for dressing shinglesshingle machines
167,727Sep. 14, 1875C.P. BaileImprovement in dovetailing-machinesdovetailing machines
170,577Nov. 30, 1875W.C. MargedantImprovement in band sawing-machinesbandsaws
172,092Jan. 11, 1876W.L. CovelImprovement in saw-sharpening machinessaw sharpening machines
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