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National Automatic Tool Co Inc
National A
Active Patents
0
Total Holdings
5
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3302492A
Sensing device
Expired / Lapsed
1964-11-17
1967-02-07
2
Details
US2684017A
Hydraulic and electric control for machine tools
Expired / Lapsed
1952-03-26
1954-07-20
0
Details
US2483712A
Machine tool
Expired / Lapsed
1945-05-04
1949-10-04
0
Details
US2084562A
Timing relay for machine tools
Expired / Lapsed
1932-12-02
1937-06-22
0
Details
US1979710A
Dual control for hydraulic transmission
Expired / Lapsed
1931-11-26
1934-11-06
0
Details