USD243082SExpiredUtility

Electronic flash unit

50
Assignee: ROLLEI WERKE FRANKE HEIDECKEPriority: Oct 14, 1975Filed: Oct 14, 1975Granted: Jan 18, 1977
Est. expiryOct 14, 1995(expired)· nominal 20-yr term from priority
Inventors:Jochen KramerClaus Prochnow
50
PatentIndex Score
4
Cited by
0
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electronic flash unit, substantially as shown.

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