T. A. EDISON. Electric-Lamp. No. 223,893. Patented Jan. 27 ... · T. A. EDISON. Electric-Lamp. No....

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T. A. EDISON. Electric-Lamp. No. 223,893. Patented Jan. 27,1880. m A we«ems umns m.womumo. wusmxarm. uc.

Transcript of T. A. EDISON. Electric-Lamp. No. 223,893. Patented Jan. 27 ... · T. A. EDISON. Electric-Lamp. No....

Page 1: T. A. EDISON. Electric-Lamp. No. 223,893. Patented Jan. 27 ... · T. A. EDISON. Electric-Lamp. No. 223,893. Patented Jan. 27,1880. m A we«emsumnsm.womumo.wusmxarm.uc.

T. A. EDISON.

Electric-Lamp.

No. 223,893. Patented Jan. 27,1880.

m

A

we«emsumnsm.womumo.wusmxarm.uc.