-
-
-
-
-
-
-
-
-
3326521
-
Patent number 3,326,521
-
Issue date Jun 20, 1967
-
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
-
2609576
-
Patent number 2,609,576
-
Issue date Sep 9, 1952
-
B22 - CASTING POWDER METALLURGY
-
2471937
-
Patent number 2,471,937
-
Issue date May 31, 1949
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2316488
-
Patent number 2,316,488
-
Issue date Apr 13, 1943
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
-
2274667
-
Patent number 2,274,667
-
Issue date Mar 3, 1942
-
B22 - CASTING POWDER METALLURGY
-
2193088
-
Patent number 2,193,088
-
Issue date Mar 12, 1940
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2183254
-
Patent number 2,183,254
-
Issue date Dec 12, 1939
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2118446
-
Patent number 2,118,446
-
Issue date May 24, 1938
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2101917
-
Patent number 2,101,917
-
Issue date Dec 14, 1937
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2045799
-
Patent number 2,045,799
-
Issue date Jun 30, 1936
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
-
2043773
-
Patent number 2,043,773
-
Issue date Jun 9, 1936
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2030500
-
Patent number 2,030,500
-
Issue date Feb 11, 1936
-
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
-
1991582
-
Patent number 1,991,582
-
Issue date Feb 19, 1935
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
1984728
-
Patent number 1,984,728
-
Issue date Dec 18, 1934
-
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
-
1889916
-
Patent number 1,889,916
-
Issue date Dec 6, 1932
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
1845311
-
Patent number 1,845,311
-
Issue date Feb 16, 1932
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
1527767
-
Patent number 1,527,767
-
Issue date Feb 24, 1925
-
B22 - CASTING POWDER METALLURGY
-
1347542
-
Patent number 1,347,542
-
Issue date Jul 27, 1920
-
B22 - CASTING POWDER METALLURGY
-
1255469
-
Patent number 1,255,469
-
Issue date Feb 5, 1918
-
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES