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Schuhl & Von Den Steinen
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Schuhl & Von Den Steinen
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Application filed by Schuhl & Von Den SteinenfiledCriticalSchuhl & Von Den Steinen
Application grantedgrantedCritical
Publication of FR603087ApublicationCriticalpatent/FR603087A/en
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
B23G1/00—Thread cutting; Automatic machines specially designed therefor
B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
B23G1/18—Machines with one working spindle
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR603087D1925-09-111925-09-11
Tapping head and tap for tapping machines with continuous feed of nuts cut on the bent shank of the tap
ExpiredFR603087A
(en)