Specification of Michael Jackson : shield for the gums.

  • Jackson, Michael.
Date:
1862
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Michael Jackson : shield for the gums. Source: Wellcome Collection.

    6/8 (page 4)
    Jacksons Improved Shield for the Gums,_ Invention secured to me by Letters Patent as aforesaid, the use of metallic shields, to be adapted to the gums as above set forth, in order to preserve them from injury and abrasion while the teeth are being cleaned. In witness whereof, I, the said Michael Jackson, have hereunto set m\ hand and seal, the Eleventh day of December, in the year of our 5 Lord One thousand eight hundred and sixty-two. MICHAEL JACKSON, (l.s.) Witness, J. W. Moffatt, 66, Chancery Lane. ^ LONDON: Printed by George Edward Eyre and William Spottiswoode, Printers to the Queen's most Excellent Majesty. 1862. i