USD263315SExpiredUtility

Three section envelope blank

57
Assignee: AB STURE LJUNGDAHLPriority: Aug 3, 1978Filed: Feb 2, 1979Granted: Mar 9, 1982
Est. expiryAug 3, 1998(expired)· nominal 20-yr term from priority
Inventors:Nils E. Petersson
57
PatentIndex Score
8
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a three section envelope blank, as shown and described.

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