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Removable element filter assembly having flow preventing means
US 3,363,762 A
Filed
: 12/29/1964
Issued
: 01/16/1968
Est. Priority Date
: 12/29/1964
Status: Expired due to Term
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Current Assignee
Ensign, Harold W.
Original Assignee
Ensign, Harold W.
Inventors
Ensign, Harold W.
Application Number
US04/421,833
Time in Patent Office
1,113 Days
Field of Search
US Class Current
210/136
CPC Class Codes
B01D 2201/306
Closures, lids, caps or fil...
B01D 29/23
arranged for outward flow f...
B01D 35/153
Anti-leakage or anti-return...
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