CA21337A - Barriere mecanique - Google Patents

Barriere mecanique

Info

Publication number
CA21337A
CA21337A CA000021337A CA21337DA CA21337A CA 21337 A CA21337 A CA 21337A CA 000021337 A CA000021337 A CA 000021337A CA 21337D A CA21337D A CA 21337DA CA 21337 A CA21337 A CA 21337A
Authority
CA
Canada
Prior art keywords
driving gate
gate
driving
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
CA000021337A
Other languages
English (en)
Inventor
John O'neill
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 CA21337A publication Critical patent/CA21337A/fr
Expired legal-status Critical Current

Links

CA000021337A Barriere mecanique Expired CA21337A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA21337T

Publications (1)

Publication Number Publication Date
CA21337A true CA21337A (fr) 1885-03-28

Family

ID=45137880

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000021337A Expired CA21337A (fr) Barriere mecanique

Country Status (1)

Country Link
CA (1) CA21337A (fr)

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