USD450724SExpiredUtility
Presser foot for concealed slide fasteners
Est. expiryNov 17, 2020(expired)· nominal 20-yr term from priority
Inventors:Shinichi Kawaguchi
40
PatentIndex Score
4
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a presser foot for concealed slide fasteners, as shown in the drawings and described above.
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