3607556

Information

• Patent Grant
• 3607556

• References
• Source

• Patent Number

  3,607,556

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1971
  53 years ago

• CPC

  • B29D30/3021 - by feeding a continuous band and winding it spirally
  • B29D30/3007 - by feeding a sheet perpendicular to the drum axis and joining the ends to form an annular element

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture