BIB_ID
108533
Accession number
MA 6520
Creator
Díaz, Porfirio, 1830-1915.
Display Date
1880 Nov. 25.
Description
1 item (1 p.) ; (fol.)
Summary
Granting to Richard Weightman for the term of six years the exclusive privilege to the use of the apparatus invented by him for the production of light by means of electricity.
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