2214138

Information

• Patent Grant
• 2214138

• References
• Source

• Patent Number

  2,214,138

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1940
  84 years ago

• CPC

  • F03G1/00 - Spring-motor
  • F03G2730/02 - Spring motors with helical springs

• US Classifications

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