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GB437575A
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Improvements relating to metal-working presses
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DE616783C
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Press brake and bending press
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DE509920C
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Device for the step-by-step feed of strip material and sheets to presses u. like
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DE459241C
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Protection device on scissors
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DE403044C
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Weight compensation on bending machines
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DE357181C
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Protective device for pressing, punching, etc. like
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DE498325C
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Hold-down device on scissors with finger protection device
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DE626478C
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Automatic device for lifting a punched strip from a stack of strips and for feeding it to a feed device on presses, punches and similar machines
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