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Very old recepticle patents

#190009 11/03/09 01:50 AM

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Joined: Nov 2002

Posts: 793

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Oradell NJ USA

wa2ise

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Very old recepticle patents

Looks like the 1-15 plug and outlet was developed at least by 1914, a year before the 3 prong grounding plug was done, the Aussie style one I posted last week

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Re: Very old recepticle patents

wa2ise #190420 11/16/09 08:49 PM

Joined: Aug 2005

Posts: 8

Richmond, VA

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Gaynor Receptacle This looks to be the single version of the duplex receptacle patent.

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