1001091

Information

• Patent Grant
• 1001091

• References
• Source

• Patent Number

  1,001,091

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1911
  113 years ago

• CPC

  • G03B31/00 - Associated working of cameras or projectors with sound recording or reproducing means
  • Y10T307/812 - Differential speed between two bodies

• US Classifications

  • 352 - Optics: motion pictures
  • 235 - Registers
  • 307 - Electrical transmission or interconnection systems