C - Chemistry – Metallurgy – 21 – D
Inventor
C - Chemistry, Metallurgy
21
D
Inventor
Anti-flash shutter
Apparatus and method for case hardening steel tools by...
Apparatus for detecting nuclear explosions
Apparatus for high-speed photography of gas flow phenomena
Arrangement and method for electrical impulse welding
Anti-flash shutter
Apparatus and method for case hardening steel tools by...
Apparatus for detecting nuclear explosions
Apparatus for high-speed photography of gas flow phenomena
Arrangement and method for electrical impulse welding
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