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COE LAB Inc
COE LAB In
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2390137A
Impression material
Expired / Lapsed
1942-05-14
1945-12-04
0
Details
US2315465A
Dental impression material
Expired / Lapsed
1941-07-21
1943-03-30
0
Details