1761990

Information

• Patent Grant
• 1761990

• References
• Source

• Patent Number

  1,761,990

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1930
  94 years ago

• CPC

  • B31C1/04 - and forming a tube end into a container bottom

• US Classifications

  • 493 - Manufacturing container or tube from paper