3747827

Information

• Patent Grant
• 3747827

• References
• Source

• Patent Number

  3,747,827

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • B31B1/68 - by stitching, stapling, or riveting
  • B31B2201/606 - for joining the overlapping edges of collapsed blanks to form tubular blanks

• US Classifications

  • 227 - Elongated-member-driving apparatus
  • 112 - Sewing