Other

Nippon Seimitsu Kogyo Kabushiki Kaisha

Isao Shibata

Kazuya Edamura

Noristugu Umehara

This invention provides a polishing apparatus using a polishing material freely varying its shape in a tri-dimensional space in accordance with the shape of a work, and capable of polishing a narrow, recessed surface inaccessible to human hands or a tool, and a polishing method used therefor.

Polishing material, grinding particle body for abrasion-grinding, method for producing a polishing material, and method for polishing or grinding, and polishing apparatus

In an auto-focus, auto-exposure camera, a shutter operating member for controlling a consecutive photographing operation including focusing and exposing is provided with a program switch means for determining the timing of data recording so as to enable the data recording to be effected in the course of the photographing operation. By controlling the photographing operation by use of the program switch means, the data recording can effectively be performed without increasing the time required for the photographing operation.

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Yamanashi, Japan

Isao Shibata