Tripod (photography)
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British Standard Whitworth
List of acronyms: B
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Center gauge
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Thread pitch gauge
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Countersink
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Derby Works
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Screw thread
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Whitworth
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CEI
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Unified Thread Standard
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Pressure vessel
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Standards organization
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Diving cylinder
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List of inventions named after people
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1841 in science
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Objective (optics)
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Second Industrial Revolution
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List of mechanical engineers
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Lathe
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Meccano
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Joseph Whitworth
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The Crystal Palace
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Mass production
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Standardization
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International standard
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