Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B23
MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
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B23B
TURNING; BORING
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31/00
Chucks; Expansion mandrels; Adaptations thereof for remote control
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B23B31/24
characterised by features relating primarily to remote control of the gripping means
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B23B31/26
using mechanical transmission through the working-spindle
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