CENTRAL GLASS & CERAMIC RESEARCH INSTITUTE

KNOWLEDGE RESOURCE CENTRE
KOLKATA

National Bureau of Standards

Techniques for ruling and etching precise scales in glass and their reproduction by photoetching with a new light- sensit - , 1955




Developed Under CSIR-KNOWGATE Project (12th Five Year Plan Network Project)
Designed by :
Mrs Ruma Chackraborty,Technical Officer and Sk Nausad Kabir, Project Assistant
Supervised by :
Mrs Chandana Patra, Principal Technical Officer
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