Nws tau tsim los ntawm kws tshuaj Lowell Schleicher thiab Barry Green, ua lwm yam rau cov ntawv carbon thiab qee zaum misidentified xws li. Kev luam cov pa roj carbonless muab lwm txoj hauv kev siv cov pa luam yeeb.
Thaum twg yog carbonless ntawv tsim?
IN 1954, CARBONLESS PAPER tau tsim.
Leej twg tsim NCR daim ntawv?
Nws tsis yog txog xyoo 1953 uas daim ntawv NCR (Tsis Xav Tau Carbon) tau tsim los ntawm ob tug kws tshuaj ntawm National Cash Register, Lowell Schleicher thiab Barry Green.
Leej twg ua cov ntawv tsis muaj carbon?
Nekoosa yog tus thawj coj hauv kev lag luam hauv kev lag luam carbonless sheet, sawv cev rau Nekoosa Coated Products thiab NCR PAPER hom.
Daim ntawv tsis muaj carbonless yog dab tsi?
Rediform A4 Carbonless Daim ntawv yog carbonless ntawv uas yog ua los ntawm 2 qhov chaw. Cov ntaub ntawv tau muab tso ua ntej nrog daim ntawv dawb saum toj kawg nkaus thiab daim ntawv daj hauv qab, ua kom yooj yim rau kev paub qhov txawv ntawm cov ntawv qub thiab cov ntawv luam. … Thaum luam tawm ntawm daim ntawv no nrog koj lub tshuab laser, koj tuaj yeem luam tawm txhua daim ntawv ib tus zuj zus.