3497916

Information

• Patent Grant
• 3497916

• References
• Source

• Patent Number

  3,497,916

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1970
  55 years ago

• CPC

  • B31B19/84 - Forming valves or applying valve inserts
  • B31B2219/9061 - by deforming

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus