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Excellence in  
- Magnetics
- Cryogenics
- Vacuum Plasma

 
AJA International, Inc.  
Amuneal Manufacturing Corp.
Austin Scientific Company
Cryomagnetics, Inc.
Dryogenic Ltd.
Hyper Tech
International Cryogenics, Inc.
Janis Reserch Company Inc.  
Lake Shore Cryotronics, Inc.
Maxtek,Inc.
McAllister Technical Service
Nanamagnetics Instruments Ltd.
Oxford Instruments, Superconducting Materials
Precision Cryogenic Systems, Inc.
R.D. Webb Company
Stern Magnetics, LLC
Televac, A Div. of Fredericks Company, Inc.
Tristan Technologies, Inc.