2157803

Information

• Patent Grant
• 2157803

• References
• Source

• Patent Number

  2,157,803

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1939
  85 years ago

• CPC

  • B41F3/20 - with fixed type-beds and travelling impression cylinders

• US Classifications

  • 101 - Printing