1981692

Information

• Patent Grant
• 1981692

• References
• Source

• Patent Number

  1,981,692

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1934
  90 years ago

• CPC

  • C03B23/07 - by blowing
  • C03B23/114 - Devices for feeding tubes or rods to these machines

• US Classifications

  • 065 - Glass manufacturing
  • 221 - Article dispensing