Specification of Robert Blackbee : pessary.

  • Blackbee, Robert.
Date:
1869
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Robert Blackbee : pessary. Source: Wellcome Collection.

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    A.D. 1869, 28tli January. N° 270. Pessary. LETTERS PATENT to Robert Blackbee, of Norfolk Road, Ralston, in the County of Middlesex, for the Invention of “ An Improved Pessary.’1 Sealed the 27th July 1869, and dated the 28th January 1869*. PROVISIONAL SPECIFICATION left by the said Robert Blackbee at the Office of the Commissioners of Patents, with his Petition, on I the 28th January 1869. I, Robert Blackbee, of Norfolk Road, Ralston, in the County of 6 Middlesex, do hereby declare the nature of the said Invention for “An Improved Pessary,” to be as follows :— This Invention consists in so constructing a pessary as that by being shaped in direct reference to the anatomy of the pelvis it shall possess from its peculiar construction a double self-acting springs that is to say, 10 laterally and transversely, thereby presenting the following desirable