CA983385A - Method and apparatus for opening and closing hatch covers - Google Patents

Method and apparatus for opening and closing hatch covers

Info

Publication number
CA983385A
CA983385A CA135,992A CA135992A CA983385A CA 983385 A CA983385 A CA 983385A CA 135992 A CA135992 A CA 135992A CA 983385 A CA983385 A CA 983385A
Authority
CA
Canada
Prior art keywords
opening
hatch covers
closing hatch
closing
covers
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
CA135,992A
Other versions
CA135992S (en
Inventor
Yuko Ito
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
Priority to CA135,992A priority Critical patent/CA983385A/en
Application granted granted Critical
Publication of CA983385A publication Critical patent/CA983385A/en
Expired legal-status Critical Current

Links

CA135,992A 1972-03-01 1972-03-01 Method and apparatus for opening and closing hatch covers Expired CA983385A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA135,992A CA983385A (en) 1972-03-01 1972-03-01 Method and apparatus for opening and closing hatch covers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA135,992A CA983385A (en) 1972-03-01 1972-03-01 Method and apparatus for opening and closing hatch covers

Publications (1)

Publication Number Publication Date
CA983385A true CA983385A (en) 1976-02-10

Family

ID=4092491

Family Applications (1)

Application Number Title Priority Date Filing Date
CA135,992A Expired CA983385A (en) 1972-03-01 1972-03-01 Method and apparatus for opening and closing hatch covers

Country Status (1)

Country Link
CA (1) CA983385A (en)

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