GB1384754A - Watch case - Google Patents

Watch case

Info

Publication number
GB1384754A
GB1384754A GB3336772A GB3336772A GB1384754A GB 1384754 A GB1384754 A GB 1384754A GB 3336772 A GB3336772 A GB 3336772A GB 3336772 A GB3336772 A GB 3336772A GB 1384754 A GB1384754 A GB 1384754A
Authority
GB
United Kingdom
Prior art keywords
watch case
july
watch
heading
division
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB3336772A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suwa Seikosha KK
Original Assignee
Suwa Seikosha KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of GB1384754A publication Critical patent/GB1384754A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/16—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on nitrides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B37/00—Cases
    • G04B37/22—Materials or processes of manufacturing pocket watch or wrist watch cases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Powder Metallurgy (AREA)

Abstract

1384754 Watch cases SUWA SEIKOSHA KK 17 July 1972 [30 July 1971] 33367/72 Heading G3T [Also in Division C7] At least part of a watch case is made from a sintered material comprising:- the balance being Ti of which 1-50% may be substituted by one or more of Ag, Co, Cu, Fe, Hf, Ni, Th and Zr. Suitable sintering conditions are at 1600‹-1700‹C under vacuum.
GB3336772A 1971-07-30 1972-07-17 Watch case Expired GB1384754A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5725871 1971-07-30

Publications (1)

Publication Number Publication Date
GB1384754A true GB1384754A (en) 1975-02-19

Family

ID=13050490

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3336772A Expired GB1384754A (en) 1971-07-30 1972-07-17 Watch case

Country Status (3)

Country Link
DE (1) DE2237182A1 (en)
FR (1) FR2143978B1 (en)
GB (1) GB1384754A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3424030A1 (en) * 1983-07-01 1985-02-07 Nippon Gakki Seizo K.K., Hamamatsu, Shizuoka Titanium alloy for decorative use
US4702769A (en) * 1982-05-21 1987-10-27 Toshiba Tungaloy Co., Ltd. Sintered alloy for decoration
CN107487865A (en) * 2017-09-12 2017-12-19 中山大学 A kind of bioelectrochemistry effectively processing phenolic waste water containing chromium and the method produced electricity

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH623711B (en) * 1978-12-15 Bbc Brown Boveri & Cie CLOCK.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4702769A (en) * 1982-05-21 1987-10-27 Toshiba Tungaloy Co., Ltd. Sintered alloy for decoration
DE3424030A1 (en) * 1983-07-01 1985-02-07 Nippon Gakki Seizo K.K., Hamamatsu, Shizuoka Titanium alloy for decorative use
CN107487865A (en) * 2017-09-12 2017-12-19 中山大学 A kind of bioelectrochemistry effectively processing phenolic waste water containing chromium and the method produced electricity

Also Published As

Publication number Publication date
FR2143978B1 (en) 1977-01-14
FR2143978A1 (en) 1973-02-09
DE2237182A1 (en) 1973-03-08

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years