USD450060SExpiredUtility
Pistons for a refrigerant compressor
Est. expiryDec 20, 2019(expired)· nominal 20-yr term from priority
37
PatentIndex Score
3
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a piston for a refrigerant compressor, as shown and described.
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