PATENTS FOR INVENTIONS.

ABRIDGMENTS

OF

Specifications

RELATING TO

ELECTRICITY AND MAGNETISM,

THEIR

GENERATION AND APPLICATIONS.

PRINTED BY ORDER OF THE COMMIS SIONERS OF PATENTS.

PRINTED BY GEORGE E. EYRE AND WILLIAM SPOTTISWOODE,
PRINTERS TO THE QUEEN'S MOST EXCELLENT MAJESTY.

PUBLISHED AT THE GREAT SEAL PATENT OFFICE,
25, SOUTHAMPTON BUILDINGS, HOLBORN.

TK 257 .G79 v. I

By st.

1-19 44
49091

SV.

INDEX OF NAMES.

Page

267

χχχίν

[The names of persons by whom inventions have been communicated from
abroad, when known, are printed in Italics. The Roman numerals refer to the
Introduction.]

Abate, F.........
Abraham, J. H...

607

Beetz

lxxii