2148506

Information

• Patent Grant
• 2148506

• References
• Source

• Patent Number

  2,148,506

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1939
  86 years ago

• CPC

  • A43D8/10 - Cutting-out using pattern grading

• US Classifications

  • 033 - Geometrical instruments