USD253891SExpiredUtility

Casing for a vacuum cleaner

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Assignee: NAT UNION ELECTRIC CORPORATIONPriority: Nov 21, 1977Filed: Nov 21, 1977Granted: Jan 8, 1980
Est. expiryNov 21, 1997(expired)· nominal 20-yr term from priority
Inventors:Harold W. SchaeferMartin Wiese
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PatentIndex Score
1
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a casing for a vacuum cleaner, substantially as shown and described.

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