1699687

Information

• Patent Grant
• 1699687

• References
• Source

• Patent Number

  1,699,687

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1929
  95 years ago

• CPC

  • B64C31/04 - Man-powered aircraft
  • Y10T74/1508 - Rotary crank or eccentric drive
  • Y10T74/1527 - Screw and nut devices

• US Classifications

  • 074 - Machine element or mechanism