72242368
Apr 7, 1966
Dec 26, 1967
DISTRIBUTION SYSTEMS OF ELECTRIC ENERGY-NAMELY, POWER CONDUITS, REMOVABLE DERIVATION BOXES AND REMOVABLE CURRENT SUPPLY ATTACHMENTS ALONG THE CONDUITS, ALL OF IT BEING REINFORCED AND PROVIDED FOR CONNECTING AND DISCONNECTING ELECTRIC CURRENT EVERYWHERE WITHIN THE GIVEN ENCLOSURE
Housewares and Glass