Inventor

BORTOLI ALBERT

CH2 patents

Patents

2 patents

US10401796B2Sep 3, 2019

Barrel shaft for a clock movement, barrel spring, and barrel including such a spring and/or such a shaft

ROLEX SA0 citations46

US9448533B2Sep 20, 2016

Barrel shaft for a clock movement, barrel spring and barrel including such a spring and/or such a shaft

ROLEX SA1 citations46