PATENTS WHICH RESULTED FROM THE VOLTA LABORATORY ASSOCIATION

Patent
Number
YearPatentInventors
2294951880Telephone call registerC. S. Tainter
2354961880Photophone transmitterA. G. Bell, C. S. Tainter
2354971880Selenium cellsA. G. Bell, C. S. Tainter
2355901800Selenium cellsC. S. Tainter
2419091881Photophonic receiverA. G. Bell, C. S. Tainter
2436571881Telephone transmitterC. S. Tainter
2897251883Electric conductorC. S. Tainter
3360811886Transmitter for electric telephone linesC. A. Bell
3360821886Jet microphone for transmitting sounds by means of jetsC. A. Bell
3360831886Telephone transmitterC. A. Bell
3361731886Telephone transmitterC. S. Tainter
3412121886Reproducing sounds from phonograph recordsA. G. Bell, C. A. Bell, C. S. Tainter
3412131886Reproducing and recording sounds by radiant energyA. G. Bell, C. A. Bell, C. S. Tainter
3412141886Recording and reproducing speech and other soundsC. A. Bell, C. S. Tainter
3412871886Recording and reproducing soundsC. S. Tainter
3412881886Apparatus for recording and reproducing soundsC. S. Tainter
3741331887Paper cylinder for graphophonic recordsC. S. Tainter
3755791887Apparatus for recording and reproducing speech and other soundsC. S. Tainter
3805351888GraphophoneC. S. Tainter
3858861888GraphophoneC. S. Tainter
3858871888Graphophonic tabletC. S. Tainter
3884621888Machine for making paper tubesC. S. Tainter
3927631888Mounting for diaphragms for acoustical instrumentsC. S. Tainter
3931901888Tablet for use in graphophonesC. S. Tainter
3931911888Support for graphophonic tabletsC. S. Tainter
4169691889Speed regulatorC. S. Tainter
4214501890Graphophone tabletC. S. Tainter
4286461890Machine for the manufacture of wax coated tablets for graphophonesC. S. Tainter
5063481893Coin controlled graphophoneC. S. Tainter
5106561893Reproducer for graphophonesC. S. Tainter
6704421901Graphophone record duplicating machineC. S. Tainter
7309861903GraphophoneC. S. Tainter