1824216

Information

• Patent Grant
• 1824216

• References
• Source

• Patent Number

  1,824,216

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1931
  92 years ago

• CPC

  • C03B23/0496 - for expanding in a radial way

• US Classifications

  • 065 - Glass manufacturing
  • 092 - Expansible chamber devices
  • 138 - Pipes and tubular conduits