JP1873952C - - Google Patents

Info

Publication number
JP1873952C
JP1873952C JP 1873952 C JP1873952 C JP 1873952C
Authority
JP
Grant status
Grant
Patent type
Application number

Links

Unknown

Family

ID=

Also Published As

Publication number Publication date Type
JPH02126702A (en) 1990-05-15 application
US5001778A (en) 1991-03-19 grant
JPH0588004B2 (en) 1993-12-20 grant