TW261601B - - Google Patents

Info

Publication number
TW261601B
TW261601B TW81108318A TW81108318A TW261601B TW 261601 B TW261601 B TW 261601B TW 81108318 A TW81108318 A TW 81108318A TW 81108318 A TW81108318 A TW 81108318A TW 261601 B TW261601 B TW 261601B
Authority
TW
Taiwan
Application number
TW81108318A
Original Assignee
Enichem Spa
Donegani Guido Ist
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 US07/764,453 external-priority patent/US5182236A/en
Application filed by Enichem Spa, Donegani Guido Ist filed Critical Enichem Spa
Application granted granted Critical
Publication of TW261601B publication Critical patent/TW261601B/zh

Links

TW81108318A 1991-09-24 1992-10-20 TW261601B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/764,453 US5182236A (en) 1991-09-24 1991-09-24 Gradient index glasses and sol-gel method for their preparation

Publications (1)

Publication Number Publication Date
TW261601B true TW261601B (zh) 1995-11-01

Family

ID=51401934

Family Applications (1)

Application Number Title Priority Date Filing Date
TW81108318A TW261601B (zh) 1991-09-24 1992-10-20

Country Status (1)

Country Link
TW (1) TW261601B (zh)

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