Patents for John L. Bogert |
Patents 1 -
15
of 16
|
Number | Date | Patentee | Title | Type |
278,084 | May 22, 1883 | J.L. Bogert | Device for reciprocating the cutter-heads of planing and slotting machines | metal planers |
298,063 | May 06, 1884 | J.L. Bogert | Balanced rotary valve | steam engine valves |
307,835 | Nov. 11, 1884 | J.L. Bogert | Governor for steam-engines | steam engine governors |
310,978 | Jan. 20, 1885 | J.L. Bogert | Rotary valve for steam-engines | steam engine valves |
370,118 | Sep. 20, 1887 | J.L. Bogert | Friction-clutch | industrial machine clutches |
370,527 | Sep. 27, 1887 | J.L. Bogert | Lubricating loose pulleys | industrial machine pulleys and belt drive mechanisms |
429,880 | Jun. 10, 1890 | J.L. Bogert | Steady-rest for lathes | metal lathe accessories and attachments |
444,544 | Jan. 13, 1891 | J.L. Bogert | Lathe | metal lathes |
536,415 | Mar. 26, 1895 | J.L. Bogert | Vacuum-pump | |
536,416 | Mar. 26, 1895 | J.L. Bogert | Milling-machine | milling machines |
542,461 | Jul. 09, 1895 | J.L. Bogert | Milling-machine | milling machines |
551,846 | Dec. 24, 1895 | J.L. Bogert | Turret Machine | turret lathes |
554,047 | Feb. 04, 1896 | J.L. Bogert | Changeable-speed gearing | metalworking machine gearing |
796,106 | Aug. 01, 1905 | J.L. Bogert | Internal-combustion heat-engine | gas and gasoline engines |
836,360 | Nov. 20, 1906 | J.L. Bogert | Crank-axle lathe | metal lathes |