3598357

Information

• Patent Grant
• 3598357

• References
• Source

• Patent Number

  3,598,357

• Date Filed

  Not available

• Date Issued

  Tuesday, August 10, 1971
  53 years ago

• CPC

  • B28B7/32 - inflatable
  • B28B7/303 - specially for making undercut recesses or continuous cavities the inner section of which is superior to the section of either of the mouths
  • Y10S425/014 - Expansible and collapsible

• US Classifications

  • 249 - Static molds
  • 425 - Plastic article or earthenware shaping or treating: apparatus