1816681

Information

• Patent Grant
• 1816681

• References
• Source

• Patent Number

  1,816,681

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1931
  93 years ago

• CPC

  • F03G5/00 - Devices for producing mechanical power from muscle energy
  • F03G2730/06 - Various motors in general

• US Classifications

  • 185 - Motors: spring, weight, or animal powered