3806908

Information

• Patent Grant
• 3806908

• References
• Source

• Patent Number

  3,806,908

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • G01V1/201 - Constructional details of seismic cables
  • G08B13/10 - by pressure on floors, floor coverings, stair treads, counters, or tills
  • G08B13/169 - using cable transducer means

• US Classifications

  • 340 - Communications: electrical