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US1868990A
|
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Gasket forming machine
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US1825282A
|
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Apparatus for manufacturing rubber products
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US1854424A
|
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Jar capping mechanism
|
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US1662435A
|
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Vacuum-sealing cap
|
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US1722763A
|
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Means for operating on jar covers
|
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US1519628A
|
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Vacuum-sealing cap for fruit jars and the like
|
|
US1704405A
|
|
Jar-capping machine
|
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US1484961A
|
|
Machine for making gaskets and the like
|
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US1528263A
|
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Process of forming gaskets
|
|
US1476918A
|
|
Screw cap
|
|
US1538587A
|
|
Vacuum capping machine
|
|
US1447816A
|
|
Process of forming and applying gaskets and the like
|
|
US1451470A
|
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Means for forming and securing gaskets to jar covers
|
|
US982860A
|
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Vacuum jar-closure.
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