Patents
ALEXANDER & DOWELL
Attorneys at Law
918 F St., Washington, D. C.
(Established 1857)
Procure Patents and Trade-Marks; render Expert Opinions on Patentability of Inventions; Validity and Infringement of Patents. Practice in all Federal Courts. Inquiries courteously and freely answered.
Army and Navy Academy
WASHINGTON, D. C.
SPECIAL COACHING
FOR THE
U. S. Military and Naval Service Examinations