Does anyone know where I can get ultrasonic machining of glass and
silicon done?  Typically, I need large numbers of holes in the
sub-millimetre range drilled into 3" and 4" substrates, up to 1mm
thick.

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Jan Kowal
Applied Microengineering Ltd
68 Milton Park
Abingdon, Oxfordshire, UK
Tel: +44 (0)1235 833934
Fax:             833935
e-mail: [email protected]