CA193658A - Diaphragme - Google Patents

Diaphragme

Info

Publication number
CA193658A
CA193658A CA000193658A CA193658DA CA193658A CA 193658 A CA193658 A CA 193658A CA 000193658 A CA000193658 A CA 000193658A CA 193658D A CA193658D A CA 193658DA CA 193658 A CA193658 A CA 193658A
Authority
CA
Canada
Prior art keywords
diaphragm
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
CA000193658A
Other languages
English (en)
Inventor
Charles J. Thatcher
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA193658A publication Critical patent/CA193658A/fr
Expired legal-status Critical Current

Links

CA000193658A 1918-12-11 1918-12-11 Diaphragme Expired CA193658A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA193658T 1918-12-11

Publications (1)

Publication Number Publication Date
CA193658A true CA193658A (fr) 1919-11-04

Family

ID=45313309

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000193658A Expired CA193658A (fr) 1918-12-11 1918-12-11 Diaphragme

Country Status (1)

Country Link
CA (1) CA193658A (fr)

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