-
-
2194015
-
Patent number 2,194,015
-
Issue date Mar 19, 1940
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
2109610
-
Patent number 2,109,610
-
Issue date Mar 1, 1938
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
2051568
-
Patent number 2,051,568
-
Issue date Aug 18, 1936
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
2023584
-
Patent number 2,023,584
-
Issue date Dec 10, 1935
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
2023585
-
Patent number 2,023,585
-
Issue date Dec 10, 1935
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1947847
-
Patent number 1,947,847
-
Issue date Feb 20, 1934
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1788743
-
Patent number 1,788,743
-
Issue date Jan 13, 1931
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...