Evening star., 1925-11-30
ANSWERS TO QUESTIONS
BY FREDERIC ]. HASKEN.

Q. Can I obtain a patent on a new
machine in which a device that al
ready has been patented to another
, inventor is combined as an element
with other elements. according to my
own ideas?-M. r. y.
A. If you have invented a new and
useful machine which meets those re
quirements OF the patent law that
must be satisfied in the case of inven.
tlons In general in order to confer pat
entability, the mere fact that one ele.
ment of your machine, considered by
itself. has already been patented, will
not necessarily stand in the way Of the
grant or a patent to you covering the
machine. However, the grant Of a
patent to YOU upon your ma chine will
not give YOU an Independent right to
make and use as a part or element OF
1t something that has already been
patented by another inventor You
VIII be liable to the patentee of the de.
vice, If you actually make the latter
and apply it in building your machine,
without the permission of such pat.
entee.
@. What Is the name given to the
grammatical construction which
closes sentence with a proposition?
w. w.
A. This was named the Addison.
ian termination" by Bishop Hurd, be
cause 1t was so frequently employed
by Joseph Addison
@. When did the World War end
officially?-N S. s.
A The official termination of the
war. when all peace treaties had been
ratified by their respective govern.
ments, was August 81. 1921.
Q. What solution will remove paper
from walls?-N. E w.
A. To remove wallpaper. use one
heaping tablespoonful OF saltpeter TO
a gallon Of hot water, and apply it TO
the paper freely with a brush A
whitewash brush is best for this pur.
pose. as II covers a broader space than
other brushes. The water should be
kept hot, and after a few applications
the paper can easily be pulled from
the wall.
Q. Who is the original Of limo,
cence," by Joshua Reynolds?-T. A. r.
A. This is a portrait of the paint
er's great-niece at the age Of 6.
A. N. ". " A0'AeS q" ancient game :
A. In some form. hockey has been
known TO most of the northern peo-
pies of Asia and Europe. The Ro-
mans played a game very similar to
hockey.
@. How often should sage be picked? ?
M. p.
A Sage should be picked but once
the first year. but three pickings may
be made in subsequent years without
weakening the plant.
y IL
for broadcasting now r. D. y.
A. The Department of Commerce
says that no more broadcasting sta
tons are being licensed. They can
not be licensed until there Is a mate
rial decrease in the present stations.
a permit Is not necessary for the
erection Of a station, but IL is for
operation and there are no wave
channels open at this time.
Q. What is a snow goose?-C B.
a. The snow goose is an Arctic
goose seen in the United States during
its migration. sometimes in vast num-
berS. 1t Is pure white except in the
black wing quills, washed on the head
with reddish: the beak, which is
strongly toothed, is pink and the feet
reddish. An adult male measures 27
inches long and weighs 5A pounds.
Ross snow goose rs miniature OF
the other and Is known all over Hud-
son Bay country as the horned
wavey."
Q. How Many Federal laws are
there?-C. c.
a. The number of laws on the
statute books OF the United States
as of 1924 was 10,496.
Q. How tall does sugar cane grow ?
H. T. D.
A. Sugar cane grows IN single
stalks. the mature cane reaching a
height of from to 90 feet. A plan
tation of cane looks much like a field
of Indian corn stalks of enormous
size.
Q. Is 1t true that America was Wis