[Trade Journal]
Publication: American Glass Worker
Pittsburgh, PA, United States
vol. 1, no. 12, p. 5, col. 4
AMONG THE MOLD MAKERS.
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Peter Blancancap, of Wellsburg, claims to be the original inventor of the screw telegraph insulator, but by some juggle in the application for a patent he was beat out of it. If this is true it ought to be worked out. Same old complaint, poor man — rich company.
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