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
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 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IN786MA1988 IN173074B (en) 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 (en) 1987-11-12 1988-11-10

Publications (1)

Publication Number Publication Date
IN173074B true IN173074B (en) 1994-02-05

Family

ID=26324836

Family Applications (1)

Application Number Title Priority Date Filing Date
IN786MA1988 IN173074B (en) 1987-11-12 1988-11-10

Country Status (1)

Country Link
IN (1) IN173074B (en)

Similar Documents

Publication Publication Date Title
FR2616957B1 (en)
FR2611383B1 (en)
DE3890007T1 (en)
DE3875462D1 (en)
DE3890751T (en)
DE3869621D1 (en)
DE3790893T1 (en)
DE3791055T1 (en)
FR2609282B1 (en)
FR2616279B1 (en)
DE3873546D1 (en)
AU6448286A (en)
AU6000786A (en)
AU5537486A (en)
AU6641786A (en)
AU7329487A (en)
AU6862687A (en)
BG44793A1 (en)
BG45128A1 (en)
BG44726A1 (en)
BG44729A1 (en)
BG44733A1 (en)
BG44768A1 (en)
BG44777A1 (en)
BG44681A1 (en)
OSZAR »