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Agate Corp
Agate Corp
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2665644A
Well pump filter
Expired / Lapsed
1952-01-25
1954-01-12
0
Details
US2665645A
Well pump gas and sand control filter
Expired / Lapsed
1952-01-25
1954-01-12
0
Details