CA290768A - Dustproof watch case with non-breakable crystal - Google Patents

Dustproof watch case with non-breakable crystal

Info

Publication number
CA290768A
CA290768A CA290768A CA290768DA CA290768A CA 290768 A CA290768 A CA 290768A CA 290768 A CA290768 A CA 290768A CA 290768D A CA290768D A CA 290768DA CA 290768 A CA290768 A CA 290768A
Authority
CA
Canada
Prior art keywords
breakable
dustproof
crystal
watch case
watch
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
CA290768A
Other languages
French (fr)
Inventor
Schwob Henri
M. Tripet John
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.)
ATTETA CO
Original Assignee
ATTETA CO
Publication date
Application granted granted Critical
Publication of CA290768A publication Critical patent/CA290768A/en
Expired legal-status Critical Current

Links

CA290768A Dustproof watch case with non-breakable crystal Expired CA290768A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA290768T

Publications (1)

Publication Number Publication Date
CA290768A true CA290768A (en) 1929-06-25

Family

ID=35227580

Family Applications (1)

Application Number Title Priority Date Filing Date
CA290768A Expired CA290768A (en) Dustproof watch case with non-breakable crystal

Country Status (1)

Country Link
CA (1) CA290768A (en)

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