D. Smith.
. Pinckney,
Chas. 1885. electric-arc lamp,the combination,
5 with the carbon-holding rod, clamp, two
armatures upon the clamp, and electro-mag
nets the main and shunt circuits, re
spectively, the poles which act upon the
armatures the clamp for bringing the same
into action releasing it, substantially set io
forth.
Signed this 25th day March, A.
Witnesses:
Geo.
6.
NIKOLA TESLA.33S,?86 3
tnents upon the tubular clamp adjacent the
lateral poles the electro-magnets, substan
tially set forth
