CA895054A - Spiral staircases - Google Patents

Spiral staircases

Info

Publication number
CA895054A
CA895054A CA895054A CA895054DA CA895054A CA 895054 A CA895054 A CA 895054A CA 895054 A CA895054 A CA 895054A CA 895054D A CA895054D A CA 895054DA CA 895054 A CA895054 A CA 895054A
Authority
CA
Canada
Prior art keywords
spiral staircases
staircases
spiral
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
CA895054A
Inventor
William J. Hughes, Jr.
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 CA895054A publication Critical patent/CA895054A/en
Expired legal-status Critical Current

Links

CA895054A Spiral staircases Expired CA895054A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA895054T

Publications (1)

Publication Number Publication Date
CA895054A true CA895054A (en) 1972-03-14

Family

ID=36401055

Family Applications (1)

Application Number Title Priority Date Filing Date
CA895054A Expired CA895054A (en) Spiral staircases

Country Status (1)

Country Link
CA (1) CA895054A (en)

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