USD363488SExpiredUtility
Quarter wave helix antenna
Est. expirySep 26, 2014(expired)· nominal 20-yr term from priority
Inventors:Paul K. Shumaker
93
PatentIndex Score
55
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a quarter wave helix antenna, as shown and described.
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