Timepiece dial and processes for manufacturing this dial

Details Timepiece dial and processes for manufacturing this dial Timepiece dial and processes for manufacturing this dial

2005-12-14

2008-09-02

Figueroa, Felix O. (Department: 2833)

Horology: time measuring systems or devices

Displays or display device details

Dial or hand

C029S896320

Reexamination Certificate

active

07420884

ABSTRACT:
The surface of metallic appearance of the timepiece dial has a visible morphology corresponding to that of mother-of-pearl. According to the process for manufacturing this dial, a mother-of-pearl sheet is subjected to a sandblasting operation, to give its surface finish the morphology of mother-of-pearl, this surface is cleaned and coated with a layer of metallic appearance.

REFERENCES:
patent: 3786627 (1974-01-01), Takagi et al.
patent: 5049221 (1991-09-01), Wada et al.
patent: 2002/0068148 (2002-06-01), Nakamura et al.
patent: 2007/0092734 (2007-04-01), Durandeau et al.
patent: 2162349 (1973-07-01), None

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