3784942

Information

• Patent Grant
• 3784942

• References
• Source

• Patent Number

  3,784,942

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1974
  51 years ago

• CPC

  • B65G47/496 - by use of magnetic responsive means
  • B61B10/005 - Magnetic, electric or electronic destination marks
  • H01H36/006 - comprising a plurality of reed switches

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets