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Scientific American

May 1, 1931

1 min read

Foreign Telephone Patent Suit Settled, Glass Trademark Upheld and more

By Sylverster J. Liddy

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This article was originally published with the title “Foreign Telephone Patent Suit Settled, Glass Trademark Upheld, and more” in Scientific American Magazine Vol. 144 No. 5 (May 1931), p. 358
doi:10.1038/scientificamerican0531-358

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