1728511

Information

• Patent Grant
• 1728511

• References
• Source

• Patent Number

  1,728,511

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1929
  95 years ago

• CPC

  • B29D30/1607 - by feeding a sheet perpendicular to the core axis and joining the ends to form an annular element

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture