CA122155A - Trap door mechanism - Google Patents

Trap door mechanism

Info

Publication number
CA122155A
CA122155A CA000122155A CA122155DA CA122155A CA 122155 A CA122155 A CA 122155A CA 000122155 A CA000122155 A CA 000122155A CA 122155D A CA122155D A CA 122155DA CA 122155 A CA122155 A CA 122155A
Authority
CA
Canada
Prior art keywords
door mechanism
trap door
trap
door
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
CA000122155A
Other languages
French (fr)
Inventor
Otto William Meissner
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 CA122155A publication Critical patent/CA122155A/en
Expired legal-status Critical Current

Links

CA000122155A 1909-06-17 1909-06-17 Trap door mechanism Expired CA122155A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA122155T 1909-06-17

Publications (1)

Publication Number Publication Date
CA122155A true CA122155A (en) 1909-11-23

Family

ID=45241879

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000122155A Expired CA122155A (en) 1909-06-17 1909-06-17 Trap door mechanism

Country Status (1)

Country Link
CA (1) CA122155A (en)

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