CA1020066A - Etch timing device - Google Patents

Etch timing device

Info

Publication number
CA1020066A
CA1020066A CA210,809A CA210809A CA1020066A CA 1020066 A CA1020066 A CA 1020066A CA 210809 A CA210809 A CA 210809A CA 1020066 A CA1020066 A CA 1020066A
Authority
CA
Canada
Prior art keywords
timing device
etch timing
etch
timing
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
CA210,809A
Other languages
French (fr)
Other versions
CA210809S (en
Inventor
Ferdinand M. Svirklys
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.)
Dominion Al-Chrome Corp
Original Assignee
Dominion Al-Chrome Corp
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 Dominion Al-Chrome Corp filed Critical Dominion Al-Chrome Corp
Priority to CA210,809A priority Critical patent/CA1020066A/en
Application granted granted Critical
Publication of CA1020066A publication Critical patent/CA1020066A/en
Expired legal-status Critical Current

Links

CA210,809A 1974-10-04 1974-10-04 Etch timing device Expired CA1020066A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA210,809A CA1020066A (en) 1974-10-04 1974-10-04 Etch timing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA210,809A CA1020066A (en) 1974-10-04 1974-10-04 Etch timing device

Publications (1)

Publication Number Publication Date
CA1020066A true CA1020066A (en) 1977-11-01

Family

ID=4101298

Family Applications (1)

Application Number Title Priority Date Filing Date
CA210,809A Expired CA1020066A (en) 1974-10-04 1974-10-04 Etch timing device

Country Status (1)

Country Link
CA (1) CA1020066A (en)

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