CA438379A - Sonnerie electromagnetique - Google Patents

Sonnerie electromagnetique

Info

Publication number
CA438379A
CA438379A CA438379A CA438379DA CA438379A CA 438379 A CA438379 A CA 438379A CA 438379 A CA438379 A CA 438379A CA 438379D A CA438379D A CA 438379DA CA 438379 A CA438379 A CA 438379A
Authority
CA
Canada
Prior art keywords
electro
magnetic bell
bell
magnetic
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
CA438379A
Other languages
English (en)
Inventor
Joseph Kamm Lawrence
William Love 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.)
SIGNAL ENGINEERING AND MANUFACTURING Co
Original Assignee
SIGNAL ENGINEERING AND MANUFACTURING Co
Publication date
Application granted granted Critical
Publication of CA438379A publication Critical patent/CA438379A/fr
Expired legal-status Critical Current

Links

CA438379A Sonnerie electromagnetique Expired CA438379A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA438379T

Publications (1)

Publication Number Publication Date
CA438379A true CA438379A (fr) 1946-12-03

Family

ID=35553614

Family Applications (1)

Application Number Title Priority Date Filing Date
CA438379A Expired CA438379A (fr) Sonnerie electromagnetique

Country Status (1)

Country Link
CA (1) CA438379A (fr)

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