CD 728.7 Oakman's Patent

By Ginny Way; posted October 20, 2002

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This insulator contains a threadless pinhole with two opposing slots for a wedged wood pin arrangement designed and patented by Samuel Oakman. This unique pinhole design and unusual embossing location makes this relic very popular with collectors. Great condition with a clean surface and good clarity to the glass. .CD No.: 728.7 EMBOSSING: (base of pinhole) Oakman's Patent July 26 1870 .... ... $1,799.00 ... for other great items see ...