| | Mac's Believe It or Not!
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| | by John McDougald
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| |
TWIN PIN
CD 138.9
Although several decades ago several Twin Pin insulators were located by the
Millers of Michigan many years ago, there has never been any patent information found
regarding the insulator.
Current owner of the only mint unit, Tommy
... [more]
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| | Robertson's Patent Battery Insulator
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| | by Dwayne Anthony
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| |
The two battery insulators showcased on this month's magazine cover and in
this article, along with a third specimen, were dug approximately two years ago
from an outhouse pit in St. Paul, Minnesota. Shortly thereafter, a listing for
an "old threadless insulator" appeared on eBay. The text described the
... [more]
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| | New Fred M. Locke Glass Insulator -- CD 247.3
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| | by Elton Gish
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| |
I attended the CBIC show this year in Maryland Line, MD organized by Larry Novak. It was a wonderful show with lots of people crowding the fire
hall most of the day. As if it wasn't exciting enough, Ken Wehr walks up with an
interesting power insulator that had lots of patent dates circling the top
... [more]
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| | A Trip to the Patent and Trademark Office
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| | by Rick Soller
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| |
For many collectors, the ultimate experience is to dig at an insulator
factory site, search an old threadless telegraph line, or poke through the
shelves of a utility company but for me it is to roam endless stacks of material
in some archive of information. While attending a conference related to my
... [more]
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