IN173074B - - Google Patents

Info

Publication number
IN173074B
IN173074B IN786MA1988A IN173074B IN 173074 B IN173074 B IN 173074B IN 786MA1988 A IN786MA1988 A IN 786MA1988A IN 173074 B IN173074 B IN 173074B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Allen L Cohen
Original Assignee
Allen L Cohen
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
Priority claimed from US07/120,265 external-priority patent/US4881804A/en
Application filed by Allen L Cohen filed Critical Allen L Cohen
Priority to IN786MA1988 priority Critical patent/IN173074B/en
Publication of IN173074B publication Critical patent/IN173074B/en

Links

IN786MA1988 1987-11-12 1988-11-10 IN173074B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IN786MA1988 IN173074B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-11-12 1988-11-10

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/120,265 US4881804A (en) 1987-11-12 1987-11-12 Multifocal phase plate with a pure refractive portion
IN786MA1988 IN173074B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-11-12 1988-11-10

Publications (1)

Publication Number Publication Date
IN173074B true IN173074B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1994-02-05

Family

ID=26324836

Family Applications (1)

Application Number Title Priority Date Filing Date
IN786MA1988 IN173074B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-11-12 1988-11-10

Country Status (1)

Country Link
IN (1) IN173074B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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