3739181

Information

• Patent Grant
• 3739181

• References
• Source

• Patent Number

  3,739,181

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1973
  52 years ago

• CPC

  • B65G47/493 - by use of light responsive means
  • B65G47/48 - according to bodily destination marks on either articles or load carrier
  • B65G47/496 - by use of magnetic responsive means

• US Classifications

  • 250 - Radiant energy
  • 040 - Card, picture, or sign exhibiting