-
2150408
-
Patent number 2,150,408
-
Issue date Mar 14, 1939
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
2145979
-
Patent number 2,145,979
-
Issue date Feb 7, 1939
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1971824
-
Patent number 1,971,824
-
Issue date Aug 28, 1934
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1953252
-
Patent number 1,953,252
-
Issue date Apr 3, 1934
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1895722
-
Patent number 1,895,722
-
Issue date Jan 31, 1933
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1800141
-
Patent number 1,800,141
-
Issue date Apr 7, 1931
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1725151
-
Patent number 1,725,151
-
Issue date Aug 20, 1929
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
1540124
-
Patent number 1,540,124
-
Issue date Jun 2, 1925
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...