USD307143SExpiredUtility

Frequency converter for an antenna

Assignee: SHARP KKPriority: Apr 17, 1987Filed: Oct 15, 1987Granted: Apr 10, 1990

Est. expiryApr 17, 2007(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a frequency converter for an antenna, as shown and described.

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