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BS 4789:1972
M00000211
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BS 4789:1972 Specification for ceramic components for use in envelopes for electronic tubes
standard by BSI Group, 03/30/1972
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Full Description
Lists the definitions, properties and test methods and gives the test schedules for type, batch and component testing of three categories of ceramic material suitable for use in electronic tube envelopes.Cross References:
BS 784
BS 903:Part A26
BS 1598
BS 4518