3604898

Information

• Patent Grant
• 3604898

• References
• Source

• Patent Number

  3,604,898

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1971
  53 years ago

• CPC

  • G07B15/04 - comprising devices to free a barrier, turnstile, or the like
  • Y10S194/902 - Check-operated device for controlling parking lot

• US Classifications

  • 235 - Registers
  • 194 - Check-actuated control mechanisms