CA20780A - Moteur a ressort - Google Patents

Moteur a ressort

Info

Publication number
CA20780A
CA20780A CA000020780A CA20780DA CA20780A CA 20780 A CA20780 A CA 20780A CA 000020780 A CA000020780 A CA 000020780A CA 20780D A CA20780D A CA 20780DA CA 20780 A CA20780 A CA 20780A
Authority
CA
Canada
Prior art keywords
spring motor
spring
motor
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
CA000020780A
Other languages
English (en)
Inventor
Dexter E. Hawkins
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
Publication date
Application granted granted Critical
Publication of CA20780A publication Critical patent/CA20780A/fr
Expired legal-status Critical Current

Links

CA000020780A Moteur a ressort Expired CA20780A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA20780T

Publications (1)

Publication Number Publication Date
CA20780A true CA20780A (fr) 1884-12-22

Family

ID=45137323

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000020780A Expired CA20780A (fr) Moteur a ressort

Country Status (1)

Country Link
CA (1) CA20780A (fr)

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