IMPROVEMENTS IN AERONAUTICAL APPARATUS."
Year: 1873

page_text: LETTERS PATENT to Jean Charles Gaveau, of Rue de Bercy, 93, at
Paris, Engineer, for the Invention of "IMPROVEMENTS IN AERONAUTICAL
APPARATUS."
PROVISIONAL SPECIFICATION left by the said Jean Charles Gaveau
at the Office of the Commissioners of Patents, with his Petition,
on the 27th December 1873.
I, JEAN CHARLES GAVEAU, of Rue de Bercy, 98, at Paris, Engineer,
do hereby declare the nature of the said Invention for "IMPROVEMENTS
IN AERONAUTICAL APPARATUS," to be as follows:-
"This Invention of improvements in aeronautical apparatus. consists in
the combination of two or more balloons of the same capacity_or_volume
connected together or supported by means of a framework, which forms
the carcass of a large vessel, provided with a deck and lower frame.

page_text: The middle of the apparatus is formed with an open space to receive
the driving mechanism of a screw propeller. The deck carries several
light masts which receive sails for the purpose of directing the apparatus
in case of need. The lower frame communicates internally with the
deck, which allows of the passengers changing their positions and 5
walking about at will in the vessel.
SPECIFICATION in pursuance of the conditions of the Letters Patent, 1
filed by the said Jean Charles Gaveau in the Great Seal Patent
Office on the 23rd June 1874.
TO ALL TO WHOM THESE PRESENTS SHALL COME, I, JEAN
CHARLES GAVEAU, of Rue de Bercy, 93, at Paris, Engineer, send
greeting.
WHEREAS Her most Excellent Majesty Queen Victoria, by Her Letters
Patent, bearing date the Twenty-seventh day of December, in the year
of our Lord One thousand eight hundred and seventy-three, in the
thirty-seventh year of Her reign, did, for Herself, Her heirs and suc-
cessors, give and grant unto me, the said Jean Charles Gaveau, Her
special licence that I, the said Jean Charles Gaveau, my executors,
administrators, and assigns, or such others as I, the said Jean Charles
Gaveau, my executors, administrators, and assigns, should at any time
agree with, and no others, from time to time, and at all times thereafter
during the term therein expressed, should and lawfully might make,
use, excrcise, and vend, within the United Kingdom of Great Britain
and Ireland, the Channel Islands, and Isle of Man, an Invention for
"IMPROVEMENTS IN AERONAUTICAL APPARATUS," upon the condition (amongst
others) that I, the said Jean Charles Gaveau, my exccutors or admini-
strators, by an instrument in writing under my, or their, or one of
their hands and seals, should particularly describe and ascertain the
nature of the said Invention, and in what manner the same was to
be performed, and cause the same to be filed in the Great Seal Patent

page_text: And having now: described, the nature of my said Invention, and
in what manner the same is to be performed, I declare that I
claim.constructing aeronautical.apparatus, substantially as herein-before
described and represented in the accompanying Drawings..
In witness whercof, I, the said Jean Charles Gaveau, liave hereunto 5
set my hand and seal, this Fifth day of June One thousand eight
hundred and seventy-four.
Witness,
ALBERT CAHEN,
Civil Engineer,
of 32, Boulevard Magenta,
at Paris.
J. C. GAVEAU. (L.S.)