A type of mechanical music player patented in the USA by Emile Berliner in 1887, using flat discs rather than the cylinders of Edison's phonograph. Early 20thC models used a large, trumpet-shaped horn to amplify the sound, and by the 1920s gramophones were housed in a case.
Found on
http://www.antique-marks.com/antique-terms-g.html
A gramaphone is a now almost obsolete device for replaying sound recordings made on plastic disks. A disk was engraved with a spiral pattern of grooves, and the recording reproduced by a blunt stylus of sapphire or diamond which transmitted the bumps of travelling over the grooves to a sensitive material, originally glass or mica which then vibrate...
Found on
http://www.probertencyclopaedia.com/browse/GG.HTM
No exact match found.
