3899254

Information

• Patent Grant
• 3899254

• References
• Source

• Patent Number

  3,899,254

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1975
  49 years ago

• CPC

  • G01J1/48 - using chemical effects

• US Classifications

  • 356 - Optics: measuring and testing
  • 436 - Chemistry: analytical and immunological testing