AU323821A - Improvements in etching' or like machines - Google Patents

Improvements in etching' or like machines

Info

Publication number
AU323821A
AU323821A AU3238/21A AU323821A AU323821A AU 323821 A AU323821 A AU 323821A AU 3238/21 A AU3238/21 A AU 3238/21A AU 323821 A AU323821 A AU 323821A AU 323821 A AU323821 A AU 323821A
Authority
AU
Australia
Prior art keywords
etching
machines
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
AU3238/21A
Inventor
Sylvester Eaton William
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
Publication of AU323821A publication Critical patent/AU323821A/en
Expired legal-status Critical Current

Links

AU3238/21A 1921-08-26 Improvements in etching' or like machines Expired AU323821A (en)

Publications (1)

Publication Number Publication Date
AU323821A true AU323821A (en) 1921-12-13

Family

ID=

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