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Patents Granted on 1877-03-27
Patents 1 - 14 of 14
First set of recordsLast set of records
NumberDatePatenteeTitleType
RE7,573Mar. 27, 1877H.A. HarveyMachine for Threading Wood Screws
188,740Mar. 27, 1877H. Murphy, A. Kipp, Jr.Improvement in gas-regulatorspressure regulators
188,756Mar. 27, 1877F.A. RichGaging & Centering Toolspecial purpose gauges
188,771Mar. 27, 1877M.T. BoultImprovement in cutter-headscutterheads
188,773Mar. 27, 1877M. BrayImprovement in machines for drilling the shanks of rivetsrivet making machines
188,787Mar. 27, 1877W.H. EwingImprovement in machines for setting up barrelsbarrel making machines
188,803Mar. 27, 1877F. KuhlmanBarel Gagebarrel calipers
188,829Mar. 27, 1877G. ThompsonImprovement in machines for sawing hoop-poleshoop making machines
188,866Mar. 27, 1877N.M. DavisonPortable and Traction Enginesteam traction engines
188,880Mar. 27, 1877W.H. EwingImprovement in machines for setting up barrelsbarrel making machines
188,936Mar. 27, 1877G.E. NewallImprovement in pressure-bars for planing-machineswood planers
188,939Mar. 27, 1877J.A. PeoplesImprovement in machines for splitting hoop-poleshoop making machines
188,968Mar. 27, 1877J. ShepardWrenchscrew adjust wrenches
188,978Mar. 27, 1877R.H. St. JohnAdjustable Tap Wrenchtap wrenches and die stocks
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