1699136

Information

• Patent Grant
• 1699136

• References
• Source

• Patent Number

  1,699,136

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1929
  96 years ago

• CPC

  • G01C11/00 - Photogrammetry or videogrammetry
  • G11C11/12 - using tensors using twistors

• US Classifications

  • 033 - Geometrical instruments
  • 359 - Optical: systems and elements