Comment on Pens in Space
so, there are refillable one’s too. okay.
Fisher’s claim to fame before inventing the Space Pen was inventing a universal replacement ink cartridge. You can even put the space pen cartridge in pens from other manufacturers.
jqubed@lemmy.world 1 month ago
Fisher’s claim to fame before inventing the Space Pen was inventing a universal replacement ink cartridge. You can even put the space pen cartridge in pens from other manufacturers.