National Republican., 1876-01-01
M. 1nvrrroas OF The COUNTRY.

One Years History Of the Triumphs Of Genius.
To o large and very powerful class Of citizens
the following exact inforuation In regard to the
operations Of the Patent Once during the past
year will be found of unusual interest Thearticie
might be made, perhaps, In some respects, more
complete but all its figures and all its statements
may be relied upon as absolutely correct:
The total number of patents issued to citizens of
the United States during the past year Is as fol-
lows: Patents issued, Il To3; reissues 617 designs
sg1; number of trademarks registed by citizens
number to citizens Of the United States Of patents
trademarks, &C., 5,o9S.
TO CITIZENS OF GREAT BRITAIN
the number Of patents $50; reissues, 10; designs,
IS; trade marks, l3. Total, 81.
TO CITIZENS OF FRANCE
Patents, IS; reissues, 2; designs, 3; trademarks,
8. Total, 81.
TO CITIZENS OF OTHER FOREIGN GOVERNMENTS.
Patents, 10; reissues, 2; trademarks, 9. Total
12s. Number Of patents expired during the year,
5f9; designs expired during the year, 1872.
1t is impossible to indicate by name the leading
PATENTS. Some
SPECIAL IMPROVEMENT
has been made in sewing machines BY combining
the vertical needle with the rotary hook. The
tendency in steam engines has been towards the
Improvement in compound engines, in which con-
siderable advance has been made.
There has also been, during the past year. some
important advance in steam pumps. In chemistry
the group OF analine and anthracene c0l0rS has
been considerably extended.
There has Deen unusual activity In machines
for working ramie and similar fbres of Southern
production.
In bridge-building marked advance has been
in the direction of steel and iron bridges.
The late improvement in
THE MOUTH OF THE MISSISSIPPI
has given rise to several Inventions in gabious
fascines, &C.. for that purpose
There has been special improvement in dentis-
try in the use Of electric drills the electric motor
for rotating the drill being held in the hand Of tine
operator.
The advances of the current year in electricity
have equaled that of any former year. The ad-
vances have been in duplex and quadruplex, tele-
graphs and in the telegraphone, or telegraph for
which the same wire can be used simultaneously
for fire and police teegraphing without any inter-
ference with each other.
NOTED IMPROVEMENTS.
In the manufacture of glass, the Bastic process
for tempering glass has been patented in this
country.
In harvesters, the improvements have been in
the direction Of automatic binders. Some marked
improvements have been made in hydraulic ele-
vators; some also in the Hoe web-perfeoting
printing press. In stonecutting, diamond -toothed
saws have been greatly improved. There has
also been considerable activity in wood working
machinery In which probably the United States
surpasses the world.
Notwithstanding the depression of business, the
issues Of the present year have been greatly in
excess Of that Of any other year in the history of
the office. The total issue Of last year was 135 59o
The greatest issue Of patents by this office was
that Of 1862 being 1885, leaving this year. as i
have said, largely in advance.