1943189

Information

• Patent Grant
• 1943189

• References
• Source

• Patent Number

  1,943,189

• Date Filed

  Not available

• Date Issued

  Tuesday, January 9, 1934
  91 years ago

• CPC

  • D05B75/04 - with noise-suppressing devices

• US Classifications

  • 112 - Sewing
  • 248 - Supports