CH504036A - Application of the process of machining a watch case of waterproof shape by electro-erosion - Google Patents

Application of the process of machining a watch case of waterproof shape by electro-erosion

Info

Publication number
CH504036A
CH504036A CH21468A CH21468A CH504036A CH 504036 A CH504036 A CH 504036A CH 21468 A CH21468 A CH 21468A CH 21468 A CH21468 A CH 21468A CH 504036 A CH504036 A CH 504036A
Authority
CH
Switzerland
Prior art keywords
erosion
electro
machining
application
watch case
Prior art date
Application number
CH21468A
Other languages
French (fr)
Inventor
Piquerez Ervin
Original Assignee
Piquerez Sa Ervin
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 Piquerez Sa Ervin filed Critical Piquerez Sa Ervin
Priority to CH21468D priority Critical patent/CH21468A4/xx
Priority to CH21468A priority patent/CH504036A/en
Publication of CH504036A publication Critical patent/CH504036A/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
    • G04D3/0069—Watchmakers' or watch-repairers' machines or tools for working materials for working with non-mechanical means, e.g. chemical, electrochemical, metallising, vapourising; with electron beams, laser beams
    • 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
    • G04B37/08—Hermetic sealing of openings, joints, passages or slits
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
CH21468A 1968-01-08 1968-01-08 Application of the process of machining a watch case of waterproof shape by electro-erosion CH504036A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH21468D CH21468A4 (en) 1968-01-08 1968-01-08
CH21468A CH504036A (en) 1968-01-08 1968-01-08 Application of the process of machining a watch case of waterproof shape by electro-erosion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH21468A CH504036A (en) 1968-01-08 1968-01-08 Application of the process of machining a watch case of waterproof shape by electro-erosion

Publications (1)

Publication Number Publication Date
CH504036A true CH504036A (en) 1970-11-13

Family

ID=4181860

Family Applications (2)

Application Number Title Priority Date Filing Date
CH21468A CH504036A (en) 1968-01-08 1968-01-08 Application of the process of machining a watch case of waterproof shape by electro-erosion
CH21468D CH21468A4 (en) 1968-01-08 1968-01-08

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH21468D CH21468A4 (en) 1968-01-08 1968-01-08

Country Status (1)

Country Link
CH (2) CH504036A (en)

Also Published As

Publication number Publication date
CH21468A4 (en) 1970-11-13

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Legal Events

Date Code Title Description
PL Patent ceased