• Source: Useless invention

Useless invention may refer to:

An invention that is nonpatentable due to its lack of utility
Chindōgu
Useless machine
Rube Goldberg invention

Kata Kunci Pencarian:

• The Barber of Seville (film 1904)
• Daftar episode Alvin and the Chipmunks
• Useless invention
• Chindōgu
• Useless machine
• Utility (patentability requirement)
• Invention
• The Library of Babel (website)
• Invention of radio
• Dylan Dog
• Geng Shuai
• Rube Goldberg machine