Kato Works Co., Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5730305 Crane safety apparatusExpiredNov 02, 94Mar 24, 98[B66C]
5645181 Method for detecting a crane hook lifting distanceExpiredJun 23, 94Jul 08, 97[B66C]

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