Blank detail specification: Quartz crystal controlled oscillators (Qualification approval); German version EN 169201:1995
Edition 1996-05

Family specification - Digital integrated TTL circuits - Series 54, 64, 74, 84; German version EN 190101:1994
Edition 1996-11

Family specification - TTL Schottky digital integrated circuits - Series 54 S, 64 S, 74 S, 84 S; German version EN 190102:1994
Edition 1996-11

Family specification - TTL Advanced Low Power Schottky digital integrated circuits - Series 54 ALS, 74 ALS; German version EN 190106:1994
Edition 1996-11

Family specification - TTL advanced Schottky digital integrated circuits - Series 54 AS, 74 AS; German version EN 190108:1994
Edition 1996-11

Family specification - TTL FAST digital integrated circuits - Series 54 F, 74 F; German version EN 190107:1994
Edition 1996-11

Blank detail specification: Fixed power resistors (Assessment level S); German version EN 140201:1996
Edition 1997-05

Heat Treatment of Ferrous Metals; Material Selection; Steel Selection according to Hardenability
Edition 1976-02

Laboratory glassware; density hydrometers; use and test methods
Edition 1983-06

Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; service description; english version ETS 300053:1991
Edition 1992-09