3443533

Information

• Patent Grant
• 3443533

• References
• Source

• Patent Number

  3,443,533

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1969
  55 years ago

• CPC

  • D05B35/12 - Indicators for positioning work
  • D05B33/003 - by equal steps of adjustable length
  • D05D2207/02 - Pneumatic or hydraulic devices
  • D05D2303/14 - Buttons
  • D10B2501/062 - Buttonholes

• US Classifications

  • 112 - Sewing