2770047

Information

• Patent Grant
• 2770047

• References
• Source

• Patent Number

  2,770,047

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1956
  68 years ago

• CPC

  • A43D8/34 - by skiving
  • A43D8/48 - combined with skiving

• US Classifications

  • 033 - Geometrical instruments
  • 101 - Printing