An EBAY picture of a Swan antenna c. 1960s was part of a thread. The patent
number seen in the picture was below resolution. A search found what I
think is the patent. It is only 7 pages long. U.S. Patent 2,961,657 Nov.
22, 1960.
Here are the classification numbers: 343/714 ; 336/150; 343/722; 343/745;
343/900; 343/906; 455/121; 455/92

Class 343 is the class for antennas.

You can go to this URL and enter patent number:
http://patft.uspto.gov/netahtml/PTO/srchnum.htm

73, Mac N8TT

--
J. McLaughlin; Michigan, USA
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