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LEE ENGINEERING RES CORP
LEE ENGINE
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2356166A
Protective means for electrical contacts
Expired / Lapsed
1942-08-17
1944-08-22
0
Details
US1725533A
Communication system
Expired / Lapsed
1927-01-15
1929-08-20
0
Details