3307248

Information

• Patent Grant
• 3307248

• References
• Source

• Patent Number

  3,307,248

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1967
  57 years ago

• CPC

  • B28B21/90 - Methods or apparatus for demoulding or discharging after shaping
  • B28B21/86 - Cores
  • Y10T29/53652 - Tube and coextensive core

• US Classifications

  • 029 - Metal working
  • 254 - Implements or apparatus for applying pushing or pulling force