Explosively activated punch.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...1_fullsize.jpg
Fullsize image: https://diqn32j8nouaz.cloudfront.net...2_fullsize.jpg
Fullsize image: https://diqn32j8nouaz.cloudfront.net...3_fullsize.jpg
1942 patent is here.
More: https://imgur.com/a/MEdgQKT
Previously:
Punch-activated flamethrower - GIF
Miniature punch press - video
Key punch - GIF
Bookmarks