| 181 |
Audible signaling device for use with tanks |
US29655439 |
1939-09-26 |
US2249180A |
1941-07-15 |
SCULLY FRANK P; EDWARD MATHEY ALCIDE |
|
| 182 |
Audible signaling device for use with tanks |
US30614239 |
1939-11-25 |
US2212620A |
1940-08-27 |
SCULLY FRANK P; MATHEY ALCIDE E |
|
| 183 |
Gas operated signal for secondary batteries |
US13037837 |
1937-03-11 |
US2143340A |
1939-01-10 |
WILLITS ELTON L |
|
| 184 |
Liquid level indicator |
US7187036 |
1936-03-31 |
US2135522A |
1938-11-08 |
MATHEY ALCIDE E |
|
| 185 |
Fuel-signal device |
US34970029 |
1929-03-25 |
US1785329A |
1930-12-16 |
SCHNOOR RAYMOND D |
|
| 186 |
Alarm and emergency supply for tank dispensing devices |
US23245427 |
1927-11-10 |
US1671552A |
1928-05-29 |
GEORGE SHEARMAN |
|
| 187 |
Liquid-tank signal device |
US46766921 |
1921-05-07 |
US1566338A |
1925-12-22 |
MAYHEW ALFRED F |
|
| 188 |
Signaling device |
US291525 |
1925-01-16 |
US1562307A |
1925-11-17 |
DEL COZZO JOSEPH; GOBLE ALBERT W |
|
| 189 |
Indicator |
US66498523 |
1923-09-26 |
US1531579A |
1925-03-31 |
SOHM ALFRED L |
|
| 190 |
Fuel-supply system. |
US16922017 |
1917-05-17 |
US1256785A |
1918-02-19 |
GALUSHA DON L |
|
| 191 |
Vacuum-breaker and alarm. |
US1908437523 |
1908-06-09 |
US912243A |
1909-02-09 |
HILL BURTON W |
|
| 192 |
Signaling device for humidors. |
US1908415121 |
1908-02-10 |
US904099A |
1908-11-17 |
SUBERT CHARLES |
|
| 193 |
Gasolene pressure-lamp |
US868962D |
|
US868962A |
1907-10-22 |
|
|
| 194 |
Oil feeding and storing system. |
US1902094793 |
1902-02-19 |
US742334A |
1903-10-27 |
KIRKWOOD ROBERT G |
|
| 195 |
Automatic alarm for drip-pans. |
US1899715840 |
1899-05-06 |
US629683A |
1899-07-25 |
HICKS EVERETT |
|
| 196 |
paetow |
US531557D |
|
US531557A |
1894-12-25 |
|
|
| 197 |
Time-indicator |
US422563D |
|
US422563A |
1890-03-04 |
|
|
| 198 |
Improvement in bilge-water alarms |
US184851D |
|
US184851A |
1876-11-28 |
|
|
| 199 |
Improvement in gages for boilers |
US55638D |
|
US55638A |
1866-06-19 |
|
|
| 200 |
Steam and water alarm gage for steam-boilers |
US22287D |
|
US22287A |
1858-12-14 |
|
|
