method, process, technology
WNF-Schweissen
Abkürzung für «wulst- und nutenfreies Schweissen» von Kunststoffen
BCF fusion
abbreviation for «bead and crevice free fusion» in plastic production
| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| GFA 11/881268-881271 | WNF-Schweissmaschine | 1988 | Item: 4 photos | digitized | Protection period until: 2038 | |
| GFA 11/891020-891032 | Bedienungshandgriffe für WNF-Schweissgerät | 1989 | Item: 13 photos | digitized | Protection period until: 2039 | |
| GFA 11/901153-901164 | WNF Maschine | 1990 | Item: 12 photos | digitized | Protection period until: 2040 | |
| GFA 11/911053-911054 | Gruppenfoto Sygef HP WNF Team | 1991 | Item: 2 photos | digitized | Protection period until: 2041 | |
| GFA 17/911053 | Gruppenfoto Sygef HP WNF Team | 1991 | Item: 1 photo | Protection period until: 2041 | |
| GFA 17/911053.1 | Gruppenfoto Sygef HP WNF Team | 1991 | Item: 1 photo | digitized | Protection period until: 2041 | |
| GFA 17/911053.2 | Gruppenfoto Sygef HP WNF Team | 1991 | Item: 1 photo | digitized | Protection period until: 2041 | |
| GFA 17/911054 | Gruppenfoto Sygef HP WNF Team | 1991 | Item: 1 photo | Protection period until: 2041 | |
| GFA 17/911054.1 | Gruppenfoto Sygef HP WNF Team | 1991 | Item: 1 photo | digitized | Protection period until: 2041 | |
| GFA 17/911054.2 | Gruppenfoto Sygef HP WNF Team | 1991 | Item: 1 photo | digitized | Protection period until: 2041 |