![]() | ![]() | ||
Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login |
Quick search: |
Patents for Thomas S. Watson | |||||
![]() ![]() ![]() ![]() ![]() ![]() | |||||
Number | Title | Classification(s) | |||
649,972 | Electric-motor-controlling device | 200/563, 200/8A, 307/101, 318/250, 338/153 | |||
792,684 | Electric motor | 123/179.22, 180/65.1, 192/129A, 192/84.1, 310/91, 477/13, 74/6 | |||
CA-275,069 | Motor-controlling device |