3551238

Information

• Patent Grant
• 3551238

• References
• Source

• Patent Number

  3,551,238

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1970
  54 years ago

• CPC

  • B31B19/84 - Forming valves or applying valve inserts
  • B31B2219/9067 - Applying patches or flexible valve inserts
  • Y10T156/101 - Prior to or during assembly with additional lamina
  • Y10T156/1084 - of continuous or running length bonded web

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture