USD453343SExpiredUtility
Piston for a refrigerant compressor
Est. expirySep 14, 2020(expired)· nominal 20-yr term from priority
Inventors:Masaki Shiina
40
PatentIndex Score
4
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a piston for a refrigerant compressor, as shown and described above.
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