3678281

Information

• Patent Grant
• 3678281

• References
• Source

• Patent Number

  3,678,281

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • B23Q35/128 - Sensing by using optical means
  • B23Q15/00 - Automatic control or regulation of feed movement, cutting velocity or position of tool or work
  • B23Q35/40 - involving optical or photoelectrical systems

• US Classifications

  • 250 - Radiant energy
  • 359 - Optical: systems and elements