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AU137797B2 - Improvements in and relating to door closing devices - Google Patents
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AU137797B2 - Improvements in and relating to door closing devices - Google Patents

Improvements in and relating to door closing devices

Info

Publication number
AU137797B2
AU137797B2 AU20447/48A AU2044748A AU137797B2 AU 137797 B2 AU137797 B2 AU 137797B2 AU 20447/48 A AU20447/48 A AU 20447/48A AU 2044748 A AU2044748 A AU 2044748A AU 137797 B2 AU137797 B2 AU 137797B2
Authority
AU
Australia
Prior art keywords
relating
door closing
closing devices
devices
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
AU20447/48A
Other versions
AU2044748A (en
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.)
Alfred Davis Rochin
Original Assignee
Alfred Davis Rochin
Filing date
Publication date
Application filed by Alfred Davis Rochin filed Critical Alfred Davis Rochin
Application granted granted Critical
Publication of AU137797B2 publication Critical patent/AU137797B2/en
Publication of AU2044748A publication Critical patent/AU2044748A/en
Expired legal-status Critical Current

Links

AU20447/48A 1948-05-07 Improvements in and relating to door closing devices Expired AU137797B2 (en)

Publications (2)

Publication Number Publication Date
AU137797B2 true AU137797B2 (en) 1948-06-10
AU2044748A AU2044748A (en) 1948-06-10

Family

ID=

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