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A popular method of safeguarding a power press by means of cables mechnically linked to the travel of the ram and the operators wrists is called what?

A popular method of safeguarding a power press by means of cables mechnically linked to the travel of the ram and the operator's wrists is called what?

or:A popular method of safeguarding a power press by means of cables mechnically linked to the travel of the ram and the operator's wrists is called what?

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