-
2253354
-
Patent number 2,253,354
-
Issue date Aug 19, 1941
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2228952
-
Patent number 2,228,952
-
Issue date Jan 14, 1941
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
-
2218470
-
Patent number 2,218,470
-
Issue date Oct 15, 1940
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2109057
-
Patent number 2,109,057
-
Issue date Feb 22, 1938
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
-
2057488
-
Patent number 2,057,488
-
Issue date Oct 13, 1936
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
-
1844820
-
Patent number 1,844,820
-
Issue date Feb 9, 1932
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
-
1641636
-
Patent number 1,641,636
-
Issue date Sep 6, 1927
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS