BS-6828-4 › Complete Document History
Dental Rotary Instruments, Specification for Steel & Carbidefinishing Burs
Obsolete Revision Information: |
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AMD 7020 - AMENDMENT 1 TO 1987 EDITION - May 1, 1992
1987 EDITION - WITHDRAWN, 6/9/2003 - Jan. 1, 1987 |