CH58960A -
Machine for grinding facets on spectacle lenses, in which the two-sided facets are produced one after the other on two different grinding surfaces on the same side of the workpiece
- Google Patents
Machine for grinding facets on spectacle lenses, in which the two-sided facets are produced one after the other on two different grinding surfaces on the same side of the workpiece
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Publication number
CH58960A
CH58960ACH58960ACH58960DACH58960ACH 58960 ACH58960 ACH 58960ACH 58960 ACH58960 ACH 58960ACH 58960D ACH58960D ACH 58960DACH 58960 ACH58960 ACH 58960A
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Publication date
Application filed by Margarete RienowfiledCriticalMargarete Rienow
Publication of CH58960ApublicationCriticalpatent/CH58960A/en
CH58960A1912-01-021912-01-02
Machine for grinding facets on spectacle lenses, in which the two-sided facets are produced one after the other on two different grinding surfaces on the same side of the workpiece
CH58960A
(en)
Machine for grinding facets on spectacle lenses, in which the two-sided facets are produced one after the other on two different grinding surfaces on the same side of the workpiece
Machine for grinding facets on spectacle lenses, in which the two-sided facets are produced one after the other on two different grinding surfaces on the same side of the workpiece