USD420648SExpiredUtility
Apparatus for soft starting of electric motors
Est. expiryJun 13, 2016(expired)· nominal 20-yr term from priority
Inventors:Pierre Yves Cornu
27
PatentIndex Score
1
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a an apparatus for soft starting of electric motors, as shown and described.
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