On January 12, 1901, Melvin F Rock filed a patent for a bicycle pump housed within the seat-post tube of the bicycle frame.
We wonder why this is not a thing!
Publication number: US679512 A
Patent Title: Bicycle-pump
Publication type: Grant
Publication date: 30 Jul 1901
Filing date: 12 Jan 1901
Priority date: 12 Jan 1901
Original Assignee: Melvin F Rock