Mimmi Baehr, FI472A
Penntorkare och pennskyddare.
Image credit: Baehr, M. (1893)
On August 4, 1893, Mimmi Baehr of Finland obtained a patent for a novel device that served as both an ink blotter and a pen protector. Made from pressed papyrus paper and enclosed in a small holder, it proved far more effective than cloth, felt, and other ordinary papers then in use.
Date of Application: -
Date of Issuance: 4 August 1893
For more information, please refer to the following webpage:
Francesca Chiaradia
PhD Candidate in Economics
My research interests include innovation, law, and information economics.