USD301171SExpiredUtility

Construction block

19
Assignee: SYLSANDS SECURITIES PTY LTDPriority: Mar 4, 1986Filed: Aug 28, 1986Granted: May 16, 1989
Est. expiryMar 4, 2006(expired)· nominal 20-yr term from priority
Inventors:Pieter Swart
19
PatentIndex Score
0
Cited by
2
References
1
Claims

Claims

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

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