2400447

Information

• Patent Grant
• 2400447

• References
• Source

• Patent Number

  2,400,447

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1946
  78 years ago

• CPC

  • B26D5/36 - scanning being effected by magnetic means
  • B65H23/046 - Sensing longitudinal register of web

• US Classifications

  • 226 - Advancing material of indeterminate length
  • 250 - Radiant energy