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USB401221I5
Expired / Lapsed
US
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USB401221I5 - - Google Patents
Assignee: —
•
Filing: 1973-09-27
•
Granted: —
•
Expires: 1993-09-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:44
CPC Classifications
B; B01; B01D; B01D17/00; B01D17/02; B01D17/0208; B01D17/0214
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US45204A
Cited
US663099A
Cited
US2055043A
Cited
US1530836A
Cited
US2205336A
Cited
US2609099A
Cited
US3672511A
Cited
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