[TCML] Does Patent 500,630 predate Tesla's coil?

[Frank]

Elihu was a pioneer in high frequency coils for use in medical and wireless.

Frank

At 11:04 AM 5/30/2009 -0400, you wrote:
>I don't know but it certainly looks about right, and it has a magnetic
>quench on the gap.  I wonder who E. Thompson is?
>
>buildingthefuture at gravitymagnet.com
>
>
>-----Original Message-----
>From: tesla-bounces at pupman.com [mailto:tesla-bounces at pupman.com] On Behalf
>Of Jim Harvey (UDN)
>Sent: Saturday, May 30, 2009 9:52 AM
>To: 'Tesla Coil Mailing List'
>Subject: [TCML] Does Patent 500,630 predate Tesla's coil?
>
>
>
>Greetings...
>
>A friend pointed out a patent 500630 that appears to predate Tesla on the
>invention of the "Tesla Coil." A link to this patent is at:
>http://www.google.com/patents?id=pdZBAAAAEBAJ
><blocked::http://www.google.com/patents?id=pdZBAAAAEBAJ&dq=500630>
>&dq=500630
>
>Any thoughts or comments?
>
>73 & Stay Vertical,
>
>Jim Harvey (W7YV) - The Great Curmudgeon
>Hunkered down in the USA
>
>FIST # 13337
>SKCC # 3194
>
>
>
>
>
>
>
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