Details
a) 220509 -- 1879
IMPROVEMENT IN APPARATUS FOR FILLING BARRELS ETC. WITH LIQUIDS
C.M. Trautmann and W.H. Humphreys, Cincinnati, OH
brass, (No patent documents)
9½in. long C.2;
b) 94266 -- 1869
IMPROVEMENT IN CLAMP SCREW FOR CALIPERS & C.
D. Wright, Jnr, Waltham, MA
steel, stamped EVANS & CO
5½in. long A.2 (2)
IMPROVEMENT IN APPARATUS FOR FILLING BARRELS ETC. WITH LIQUIDS
C.M. Trautmann and W.H. Humphreys, Cincinnati, OH
brass, (No patent documents)
9½in. long C.2;
b) 94266 -- 1869
IMPROVEMENT IN CLAMP SCREW FOR CALIPERS & C.
D. Wright, Jnr, Waltham, MA
steel, stamped EVANS & CO
5½in. long A.2 (2)