ON THE DOUBLE

SUBTITLE: SOME SEAL MANUFACTURERS ARE HEDGING THEIR BETS BY COMBINING THE ADVANTAGES OF INDICATIVE AND BARRIER SEALS, WHILE ELECTRONIC SECURITY SYSTEMS STILL FACE AN UPHILL STRUGGLE TO GAIN ACCEPTANCE.

Language

  • English

Media Info

Subject/Index Terms

Filing Info

  • Accession Number: 00872882
  • Record Type: Publication
  • Source Agency: Northwestern University, Evanston
  • Files: TLIB
  • Created Date: Apr 11 1997 12:00AM