CA258850A - Dispositif de membrane - Google Patents

Dispositif de membrane

Info

Publication number
CA258850A
CA258850A CA258850A CA258850DA CA258850A CA 258850 A CA258850 A CA 258850A CA 258850 A CA258850 A CA 258850A CA 258850D A CA258850D A CA 258850DA CA 258850 A CA258850 A CA 258850A
Authority
CA
Canada
Prior art keywords
diaphragm device
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
CA258850A
Other languages
English (en)
Inventor
C. Harrison Henry
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.)
INTERNATIONAL WESTERN ELECTRIC Co
AT&T Inc
Original Assignee
INTERNATIONAL WESTERN ELECTRIC Co
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA258850A publication Critical patent/CA258850A/fr
Expired legal-status Critical Current

Links

CA258850A Dispositif de membrane Expired CA258850A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA258850T

Publications (1)

Publication Number Publication Date
CA258850A true CA258850A (fr) 1926-03-09

Family

ID=35167399

Family Applications (1)

Application Number Title Priority Date Filing Date
CA258850A Expired CA258850A (fr) Dispositif de membrane

Country Status (1)

Country Link
CA (1) CA258850A (fr)

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