CA221502A - Apparatus for offence or defence against submerged obstructions - Google Patents

Apparatus for offence or defence against submerged obstructions

Info

Publication number
CA221502A
CA221502A CA221502A CA221502DA CA221502A CA 221502 A CA221502 A CA 221502A CA 221502 A CA221502 A CA 221502A CA 221502D A CA221502D A CA 221502DA CA 221502 A CA221502 A CA 221502A
Authority
CA
Canada
Prior art keywords
offence
defence against
against submerged
submerged obstructions
obstructions
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
CA221502A
Other languages
French (fr)
Inventor
Denniston Burney Charles
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 CA221502A publication Critical patent/CA221502A/en
Expired legal-status Critical Current

Links

CA221502A Apparatus for offence or defence against submerged obstructions Expired CA221502A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA221502T

Publications (1)

Publication Number Publication Date
CA221502A true CA221502A (en) 1922-07-25

Family

ID=35117104

Family Applications (1)

Application Number Title Priority Date Filing Date
CA221502A Expired CA221502A (en) Apparatus for offence or defence against submerged obstructions

Country Status (1)

Country Link
CA (1) CA221502A (en)

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