CA157437A - Periscope - Google Patents

Periscope

Info

Publication number
CA157437A
CA157437A CA000157437A CA157437DA CA157437A CA 157437 A CA157437 A CA 157437A CA 000157437 A CA000157437 A CA 000157437A CA 157437D A CA157437D A CA 157437DA CA 157437 A CA157437 A CA 157437A
Authority
CA
Canada
Prior art keywords
periscope
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
CA000157437A
Other languages
French (fr)
Inventor
John Hanson
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 CA157437A publication Critical patent/CA157437A/en
Expired legal-status Critical Current

Links

CA000157437A 1914-04-15 1914-04-15 Periscope Expired CA157437A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA157437T 1914-04-15

Publications (1)

Publication Number Publication Date
CA157437A true CA157437A (en) 1914-08-18

Family

ID=45277143

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000157437A Expired CA157437A (en) 1914-04-15 1914-04-15 Periscope

Country Status (1)

Country Link
CA (1) CA157437A (en)

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