Mark Twain was granted U.S. Patent No. 121,992 for an adjustable and detachable garment strap on December 19, 1871.
Sources
- Unswerving irregularity | USPTO (uspto.gov)
- https://patents.google.com/patent/US121992A/en (patents.google.com)
- https://www.marktwainhouse.org/ (marktwainhouse.org)
More in History
- The Renft-Combo was banned in East Germany in 1975.
- RAND became an independent nonprofit organization in 1948.
- Eric M. Jones died in July 2025 at age 81.
- Diego Columbus confirmed Juan Cabrero's pivotal support for Christopher Columbus's first voyage.
- General Kuldip Singh Brar was the Indian general in charge of the 1984 storming of the Golden Temple.
- The circular stone platform and a monolithic sculpture found at the Campo Viejo site have been dated to the Early Classic period, between A.D. 200 and 600.