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BS 3172-1:1959 | 10 Dec 1959 | BSI Knowledge
Standard
Withdrawn
BS 3172-1:1959
Screw threads for spectacle frames - Specification for screw threads of Unified form for spectacle frames including screwing taps and screw gauges
Published:
10 Dec 1959
•
Withdrawn:
15 Aug 1986
Overview
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References
History
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Product Details
Descriptors
Ring gauges
Parallel threads
Fits
Thread gauges
Taps (threading)
Spectacles (eyeglasses)
Ophthalmic equipment
Thread pitch
Dimensional tolerances
Threads
Screws (bolts)
Unified screw threads
Spectacle frames
Plug gauges
ICS Codes
11.040.70 Ophthalmic equipment
Committee
CH/172/3
International relationships
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ISBN
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Publisher
BSI