FR709909A - Watchglass - Google Patents

Watchglass

Info

Publication number
FR709909A
FR709909A FR709909DA FR709909A FR 709909 A FR709909 A FR 709909A FR 709909D A FR709909D A FR 709909DA FR 709909 A FR709909 A FR 709909A
Authority
FR
France
Prior art keywords
watchglass
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
Other languages
French (fr)
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.)
Bakelite Corp
Original Assignee
Bakelite Corp
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 Bakelite Corp filed Critical Bakelite Corp
Application granted granted Critical
Publication of FR709909A publication Critical patent/FR709909A/en
Expired legal-status Critical Current

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
    • G04D3/06—Devices for shaping or setting watch glasses
    • G04D3/062—Shaping without chipping away, e.g. by hot pressing or by punching out the whole piece from a plate

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR709909D 1930-01-24 1931-01-24 Watchglass Expired FR709909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US709909XA 1930-01-24 1930-01-24

Publications (1)

Publication Number Publication Date
FR709909A true FR709909A (en) 1931-08-14

Family

ID=22098597

Family Applications (1)

Application Number Title Priority Date Filing Date
FR709909D Expired FR709909A (en) 1930-01-24 1931-01-24 Watchglass

Country Status (1)

Country Link
FR (1) FR709909A (en)

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