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Auto Research Corp
Auto Resea
Active Patents
0
Total Holdings
3
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3140664A
Lubrication
Expired / Lapsed
1960-02-19
1964-07-14
2
Details
US2182811A
Pipe coupling
Expired / Lapsed
1934-05-26
1939-12-12
0
Details
US1937507A
Lubrication
Expired / Lapsed
1931-01-07
1933-12-05
0
Details