Parts are easily and quickly positioned in welding vacuum chamber with use of inexpensive thin metal-foil plate.
Electron-beam welder alinement
NASA Tech Briefs ; 1 , 2
1976-08-01
Sonstige
Keine Angabe
Englisch
NTIS | 1976
|Fluorescent paint simplifies laser-beam alinement
NTRS | 1978
|NTRS | 1976
|Alinement tolerant Schlieren system
NTRS | 1977
|NTRS | 1977
|