USD300077SExpiredUtility

Double sheave lifting block

35
Assignee: DEMAG AG MANNESMANNPriority: Sep 16, 1985Filed: Sep 16, 1985Granted: Feb 28, 1989
Est. expirySep 16, 2005(expired)· nominal 20-yr term from priority
Inventors:Uwe LichtenvortManfred Stoeber
35
PatentIndex Score
2
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a double sheave lifting block, as shown and described.

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