1857806

Information

• Patent Grant
• 1857806

• References
• Source

• Patent Number

  1,857,806

• Date Filed

  Not available

• Date Issued

  Tuesday, May 10, 1932
  92 years ago

• CPC

  • C03B13/02 - Rolling non-patterned sheets discontinuously

• US Classifications

  • 065 - Glass manufacturing