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PAUL PERRETHAIRSPRING VIBRATING TOOL THE PROPERTY OF AN IMPORTANT SWISS PRIVATE COLLECTOR
Ｐａｕｌ Ｐｅｒｒｅｔ，銅製手動游絲調校機器，約1880年製
SIGNED PAUL PERRET, CHAUX-DE-FONDS, NO. 190, CIRCA 1880
細節
Ｐａｕｌ Ｐｅｒｒｅｔ，銅製手動游絲調校機器，約1880年製
更多詳情
The present watchmaking tool is well preserved in good condition and fully functional.
It is used to determine the correct length of a newly made hairspring.
It is used to determine the correct length of a newly made hairspring.
榮譽呈獻
Yvonne Yu