Title: Watch case and method for manufacturing the same

Abstract: A watch case wherein a back wall is integral with a side wall which projects forwardly from the back wall while surrounding a space which is closed at one end of the side wall by the back wall and which is open at the opposed end of the side wall, the latter having a pair of integral lugs projecting laterally from each of a pair of opposed regions thereof for supporting watch-band holding rods. The one-piece body which includes the latter structure is formed of sintered diamond particles.

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Inventors: Tominaga, Hiroshi (Yokohama, JA)
Takamatsu, Masanobu (Yokohama, JA)

Application Number: 408870
Filing Date: 1973-10-23
Publication_date: 1976-01-13
Assignee: Tokyo Sharyo Seizo Kabushiki Kaisha (JA)
Primary Class(es): 368/280 29/896.33, 368/298
Other Classes:
US Patent Ref:

2968910	Jan, 1961	Taubert	58/90.
3242664	Mar, 1966	Lederrey	58/88.
3399254	Aug, 1968	Dunnington	423/446.
3525210	Aug, 1970	Nakamura	58/88.
3574580	Apr, 1971	Stromberg et al.	423/446.
3669695	Jun, 1972	Iler et al.	58/88.

Other Refs:
Primary Examiner: Miller, Jr., George H.
Assistant Examiner:
Attorney: Steinberg & Blake