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Patents Granted on 1949-02-??
Patents 1 - 15 of 22
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NumberDatePatenteeTitleType
2,460,310Feb. 01, 1949G. RathmanScrew pumpair compressors
2,460,468Feb. 01, 1949W.S. RenierMolding Machine for Plastics and Other Moldable Materialsplastic molding machines
2,460,472Feb. 01, 1949H.N. SeyferthProcess for improving the surface of form ground racesindustrial machine bearings
2,460,689Feb. 01, 1949H.C. GilletteBoring Headboring heads
2,460,726Feb. 01, 1949J.P. Arndt, Jr.Surface Roughness Measuring Devicemeasurement gauges
2,461,328Feb. 08, 1949W.S. LandonControlling Means and Systemflow controls
2,461,499Feb. 08, 1949C.B. McCathronView Finder for Photographic Camerascamera view finders
D152,678Feb. 15, 1949F.D. Dolan, L. VavrikDesign for a rotary power handsawhandheld circular saws
D152,754Feb. 15, 1949K.F. SwallowPlierspliers
D152,760Feb. 15, 1949F. WeaverDesign for a Saw Handlesaw handles
2,461,687Feb. 15, 1949F.P. HopfeldWelder's clampC clamps
2,461,734Feb. 15, 1949A.L. Hartley, A.H. DavisFlame hardening apparatusflame hardening machines
2,461,995Feb. 15, 1949E.E. ModesDifferential screw micrometermicrometers
GB-618,141Feb. 17, 1949W.H. Spivey, B. StevensImprovements in or relating to pins and plugs for electrical plug and socket connectionselectric switches
GB-618,201Feb. 17, 1949G.H. AsbridgeImproved truing device for the grinding wheels of precision grinding machines
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