USD528630SExpiredUtility
Combined filter bag ring and upper plate
Est. expiryJul 25, 2022(expired)· nominal 20-yr term from priority
Inventors:Walter Booth
60
PatentIndex Score
12
Cited by
18
References
1
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exact text as granted — not AI-modifiedCLAIM
The ornamental design for a combined filter bag ring and upper plate, as shown and described.Cited by (0)
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