antique new-old-stock Harvey Hubbell bakelite electrical receptacle cover plate, vintage architectural

Antique vintage dark brown bakelite Hubbell electrical outlet receptacle cover plate. This is never used, new old stock, still with the original paper envelope marked Harvey Hubbell with the Hubbell globe logo. Harvey Hubbell was an early pioneer in the electric industry, inventing and patenting many electrical devices that have widely impacted modern life, such has the pull chain switch socket for use with Thomas Edison's newly invented electric light bulb (and still in use today) and the fixed electric pronged plug.