1474138

Information

• Patent Grant
• 1474138

• References
• Source

• Patent Number

  1,474,138

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1923
  102 years ago

• CPC

  • D05B57/22 - with spool-size bobbin for lower thread

• US Classifications

  • 112 - Sewing