Labels:bulletin board | earth | grass | paper | person | skep | sky | table | water | windowpane OCR: UNITED STATES PATENT OFFICE: THOMAS A EDISON, OF NEW ARK NEW JERSEY IMPROVEMENT IN AUTONATIC TELEGRAPHY AND IN PERFORATORS THEREFOR. Specification forming partof Lette Patont 2o ,900 dat.May 20 1574; applieatton 6led Soptem 1973 ohig. E! Themas Saioon Anell Spooification Letter spplication filed Soptomber
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