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Publication of CH602272A4publicationCriticalpatent/CH602272A4/xx
G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
G04D1/00—Gripping, holding, or supporting devices
G04D1/04—Tools for setting springs
G04D1/042—Tools for setting springs for coil springs in regulating mechanisms
G04D1/045—Tools for setting springs for coil springs in regulating mechanisms for fastening the ends
G04D1/048—Tools for setting springs for coil springs in regulating mechanisms for fastening the ends on the coil bobbin
G—PHYSICS
G04—HOROLOGY
G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
G04B17/00—Mechanisms for stabilising frequency
G04B17/32—Component parts or constructional details, e.g. collet, stud, virole or piton
G04B17/325—Component parts or constructional details, e.g. collet, stud, virole or piton for fastening the hairspring in a fixed position, e.g. using a block
