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AU221622B2 - Contraction lens - Google Patents
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AU221622B2 - Contraction lens - Google Patents

Contraction lens

Info

Publication number
AU221622B2
AU221622B2 AU16277/56A AU1627756A AU221622B2 AU 221622 B2 AU221622 B2 AU 221622B2 AU 16277/56 A AU16277/56 A AU 16277/56A AU 1627756 A AU1627756 A AU 1627756A AU 221622 B2 AU221622 B2 AU 221622B2
Authority
AU
Australia
Prior art keywords
contraction lens
contraction
lens
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
AU16277/56A
Other versions
AU1627756A (en
Inventor
Charles Halbert and Norman Hector Dyer Thomas
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
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU1627756A publication Critical patent/AU1627756A/en
Publication of AU221622B2 publication Critical patent/AU221622B2/en
Expired legal-status Critical Current

Links

AU16277/56A 1956-02-28 Contraction lens Expired AU221622B2 (en)

Publications (2)

Publication Number Publication Date
AU1627756A AU1627756A (en) 1957-09-19
AU221622B2 true AU221622B2 (en) 1957-09-19

Family

ID=

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