








|
Insulator
Embossings of North America
| A.A.
|
A.T.&T.CO. |
| A.U. |
AM. INSULATOR CO.
|
| ARMSTRONG |
AYALA |
| B
|
B&O |
| B.C. DRIP |
B.E.L.CO. |
| B.F.G.CO. |
B.G.M.CO. |
| B.T.C. |
BARCLAY |
| BEAL'S |
BIRMINGHAM |
| BOSTON
BOTTLE WORKS |
BROOKE'S |
| BROOKFIELD
|
BUZBY |
| C.&P.TEL.CO.
|
C.D.&P.TEL.CO.
|
| C.E.L.CO. |
C.E.W. |
| C.G.I.CO. |
C.N.R. |
| C.P.R. |
CABLE |
| CAL.ELEC.WORKS
|
CALIFORNIA |
| CANADA |
CANADIAN PACIFIC
RY.CO. |
| CHAMBERS |
CHESTER |
| CHICAGO
INSULATING CO. |
CIA COMERCIAL |
| CIA
TELEFONICA |
CITY FIRE ALARM |
| CLIMAX |
COLUMBIA |
| COMBINATION
SAFETY |
CONVERSE |
| CRIMSA |
CRISA |
| CRISOL
TEXCOCO |
CROWN |
| CUTTER |
D.T.CO. |
| DERF |
DERFLINGHER |
| DIAMOND |
DIAMOND P |
| DOMINION |
DRY SPOT
INSULATOR |
| DUPONT |
DUQUESNE |
| DWIGHT |
E.C.& M.CO. |
| E.D.R. |
E.L.CO. |
| E.R. |
E.R.W. |
| E.S.B.CO. |
E.S.S.CO. |
| ELECTRICAL
SUPPLY CO. |
EMMINGER'S |
| ERICSSON |
F.F.C.C.N.DE M. |
| FALL RIVER
|
FISHER |
| FLOY |
FLUID INSULATOR |
| FOSTER |
FT.W.E.CO. |
| G.E.CO. |
G.N.R. |
| G.N.W.TEL.CO.
|
G.P.R. |
| G.T.P.TEL.CO.
|
GAYNOR |
| GOOD |
GOULD |
| GREAT
NORTHWESTERN |
GREELEY |
| GREGORY |
H.B.R. |
| G.G.CO. |
G.G.W. |
| HAMILTON |
HARLOE |
| HAWLEY |
HEMINGRAY |
| JEFFREY
MFG.CO. |
JOHNSON &
WATSON |
| JUMBO |
K K.C.G.W. |
| KEELING |
KERR |
| KIMBLE |
KNOWLES |
| L.G.T.&CO.
|
LAWRENCE GRAY |
| LEFFERTS |
LINEA DEL SUPO |
| LIQUID
INSULATOR |
LOCKE |
| LOWEX |
LYNCHBURG |
| M.&E.CO.
|
M.T.CO. |
| MANHATTAN |
MAYDWELL |
| McKEE
& CO. |
McLAUGHLIN |
| MCMICKING |
MERSHON |
| MINE
INSULATOR |
MONTREAL |
| MULFORD
& BIDDLE |
N DE M |
| N.E.G.M.CO.
|
N.W.&B.I.T.CO.
|
| N.Y.&E.R.R.
|
NATIONAL BATTERY
CO. |
| NATIONAL
INSULATOR CO. |
NEW ENG. TEL.
& TEL.
CO. |
| O.V.G.CO. |
OAKMAN MFG.CO. |
| OWENS
ILLINOIS |
P&W |
| P.L.W. |
P.R.R. |
| P.S.S.A. |
PAISLEY |
| PAT
APP FOR |
PAT'D |
| PATENT DEC
19, 1871 |
PETTINGELL
ANDREWS |
| PONY |
POSTAL |
| PRISM |
PYREX |
| R.Y
T. |
S.B.T.&T.CO. |
| S.F. |
S.S.&CO. |
| SANTA ANA |
SEILERS |
| SO
EX CO |
SO. MASS.TEL.CO. |
| ST.LOUIS
MALLEABLE |
STANDARD |
| STANDARD
GLASS INSULATOR
CO. |
STAR |
| STERLING |
SURGE |
| T-H. |
T-H.E.CO. |
| T.C.R. |
TEL.FED.MEX. |
| TELEGRAFICA
|
TELEGRAFO |
| TELEGRAFOS
NACIONALES |
THAMES GLASS
WORKS |
| TILLOTSON
& CO. |
TWIGGS |
| TWO
PIECE TRANSPOSITION |
U.S.L. |
| U.S.LIGHT
& HEATING
CO. |
U.S.TEL.CO. |
| V.B. |
W.E.MFG.CO. |
| W.F.G.CO. |
W.G.M.CO. |
| W.U. |
WARE |
| WESTINGHOUSE
|
WHITALL TATUM |
|
|