1731947

Information

• Patent Grant
• 1731947

• References
• Source

• Patent Number

  1,731,947

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1929
  95 years ago

• CPC

  • C03B7/082 - Pneumatic feeders
  • C03B7/02 - Forehearths
  • C03B7/096 - for heating

• US Classifications

  • 065 - Glass manufacturing