3851237

Information

• Patent Grant
• 3851237

• References
• Source

• Patent Number

  3,851,237

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • D05B69/26 - with automatic means to reduce speed of drive

• US Classifications

  • 318 - Electricity: motive power systems
  • 112 - Sewing