2091522

Information

• Patent Grant
• 2091522

• References
• Source

• Patent Number

  2,091,522

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1937
  87 years ago

• CPC

  • D06H3/10 - by non-optical apparatus
  • Y10T83/098 - Resiliently biased

• US Classifications

  • 083 - Cutting
  • 026 - Textiles: cloth finishing
  • 033 - Geometrical instruments
  • 073 - Measuring and testing
  • 226 - Advancing material of indeterminate length
  • 340 - Communications: electrical