. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . tantially as set forth. 5. The combination, with a bracket or chan-,delier arm or other gas or hollow pipe contain- ;ing the wires of an electric circuit, of a socket 5or holder for an electric lamp adapted to be^secured therein and to receive and support the jlamp, and provided with contact-plates form-ing the terminals of the wires of the electricalcircuit, substantially as set forth. 6. The combination of an electric lamp hav- . WITNESSES:

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Keywords: ., boo, bookcentury1800, booksubjectinventions, booksubjecttelephone