American Graphophone Co. v. Walcutt

WHEELER, District Judge.

This suit is brought upon patent Ho. 841,214, granted to Chichester A. Bell and Samuel Tainter, and Ho. 341,288, granted to Tainter, dated May 4, 1886, for recording and reproducing speech and other sounds. As to the parts in question, the inventors in the first patent say:

“The invention consists, secondly, in engraving or cutting the record in a waxy or amorphous and slightly cohesive substance; preferably a compound of beeswax and paraffine (the latter in excess) is employed. This compound has no tendency to clog the style, hut is readily removed thereby in chips or…