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US1416327A
(en)
*
|
1919-05-09 |
1922-05-16 |
Robert S Blair |
Storage-battery construction
|
|
US1506500A
(en)
*
|
1920-07-23 |
1924-08-26 |
Ripamonti Ettore |
Safety screw
|
|
US1926157A
(en)
*
|
1930-01-20 |
1933-09-12 |
Willard Storage Battery Co |
Storage battery unit
|
|
US1956963A
(en)
*
|
1931-05-09 |
1934-05-01 |
Jr Fred Salmen |
One way screw
|
|
US1894034A
(en)
*
|
1931-07-06 |
1933-01-10 |
United Screw And Bolt Corp |
Screw head
|
|
FR779117A
(fr)
*
|
1934-10-22 |
1935-03-29 |
Usl Battery Corp |
Perfectionnements aux dispositifs d'aération des accumulateurs
|
|
US2221542A
(en)
*
|
1936-04-20 |
1940-11-12 |
Prest O Lite Battery Company I |
Storage battery construction
|
|
US2203797A
(en)
*
|
1937-12-07 |
1940-06-11 |
Willard Storage Battery Co |
Storage battery
|
|
US2185102A
(en)
*
|
1937-12-20 |
1939-12-26 |
Electric Storage Battery Co |
Vent and filling means for storage battery cells
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|
US2259158A
(en)
*
|
1938-03-01 |
1941-10-14 |
Goodrich Co B F |
Storage battery cell cover assembly
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US2201510A
(en)
*
|
1938-04-23 |
1940-05-21 |
Goodrich Co B F |
Storage battery cover assembly
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US2240461A
(en)
*
|
1938-12-07 |
1941-04-29 |
Electric Storage Battery Co |
Filling and venting plug for storage battery cells
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US2242599A
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*
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1939-08-01 |
1941-05-20 |
Willard Storage Battery Co |
Storage battery
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US2257514A
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*
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1940-04-13 |
1941-09-30 |
Willard Storage Battery Co |
Storage battery
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*
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1940-04-20 |
1942-12-29 |
Willard Storage Battery Co |
Storage battery
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*
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1954-12-15 |
1956-11-20 |
Robert F Schwartz |
Tamper-proof screw having frusto-conical head with flat tool engaging facets thereon
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*
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1955-05-09 |
1958-05-20 |
Gen Motors Corp |
Battery vent plug
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1961-06-02 |
1963-10-29 |
Gould National Batteries Inc |
Battery vent plugs
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*
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1963-08-21 |
1966-05-31 |
Gen Am Transport |
Driving bits for non-removable screw fasteners
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*
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1965-05-25 |
1967-04-11 |
Walton Marvin |
One-way screw for operation with high speed power tools
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*
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1965-06-01 |
1967-07-18 |
Walton Marvin |
Flatheaded one-way screw
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GB1256478A
(enrdf_load_stackoverflow)
*
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1969-09-12 |
1971-12-08 |
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US3673912A
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*
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1971-02-25 |
1972-07-04 |
George E Herr |
Removable tamperproof fastening means
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*
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1972-10-10 |
1974-03-19 |
Teledyne Inc |
Submersible battery vent plug
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*
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1976-12-20 |
1979-10-23 |
Wright Line Inc. |
Security screw
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US4125051A
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*
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1977-06-09 |
1978-11-14 |
Illinois Tool Works Inc. |
Tamperproof fastener
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*
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1980-12-29 |
1982-05-04 |
Gould Inc. |
Battery vent plug
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US4429599A
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*
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1983-01-03 |
1984-02-07 |
Sante Sr James A |
One way screwdriver
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JPH03118561U
(enrdf_load_stackoverflow)
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1990-03-19 |
1991-12-06 |
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(en)
*
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1990-12-20 |
1992-04-28 |
Exide Corporation |
Submersible and flame retardant battery vent plug
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JPH0592965U
(ja)
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1992-05-12 |
1993-12-17 |
日本電池株式会社 |
蓄電池用液口栓
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JPH062558U
(ja)
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1992-06-15 |
1994-01-14 |
古河電池株式会社 |
蓄電池用液口栓
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1997-03-31 |
1999-08-31 |
Lee James S |
Screw head
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2000-05-15 |
2001-11-22 |
Hoppecke Zoellner Sohn Accu |
Stopfenanordnung
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JP2005322533A
(ja)
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2004-05-10 |
2005-11-17 |
Japan Storage Battery Co Ltd |
電池
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USD543446S1
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2004-11-15 |
2007-05-29 |
Streamlight, Inc. |
Head, for a fastener or actuator
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2012-01-31 |
2014-11-06 |
Panasonic Corporation |
Lead-acid battery
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2012-08-16 |
2012-09-13 |
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Self drilling anti-removal screw
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2014-02-12 |
2015-10-20 |
Lock'n Bolt Corporation |
Lock bolt
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2015-12-03 |
2017-11-28 |
Gs Yuasa International Ltd. |
Rechargeable battery
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