GB515913A
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Improvements in and relating to profile turning lathes
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DE714757C
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Multi-spindle drilling machine for drilling buttons
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DE705206C
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Work spindle for knob lathe
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DE736768C
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Multi-spindle drilling machine for drilling buttons
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DE750723C
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Device for automatic button processing machines
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DE732672C
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Machine for the automatic processing of the lock edge of press buttons
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DE725869C
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Knob lathe
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DE709587C
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Lathe for shaping buttons
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GB482174A
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Improvements in or relating to machines for polishing buttons
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GB472783A
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Improvements in and relating to button lathes
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DE682483C
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Knob lathe
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DE686657C
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Machine for polishing buttons
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DE621311C
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Machine for drilling buttons with natural eyelets (Butzenknoepfe)
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DE680724C
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Counting device for flat, round objects, especially buttons
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GB412821A
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Improvements in automatic lathes for turning horn, wood, ivory and the like
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DE626282C
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Automatic lathe
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