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GB422949A
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Process for the production of threads of india-rubber, gutta-percha, or the like
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US2064508A
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Process for the production of threads of india-rubber, gutta percha, or the like
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GB326431A
|
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Improvements in or relating to bottle closures
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GB231316A
|
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Composition cork and the manufacture thereof
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GB231315A
|
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Cork products and the manufacture thereof
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GB224762A
|
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Improved manufacture of flooring tiles
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GB221139A
|
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Improved manufacture of composite cork discs for bottle closures and other purposes
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US1546419A
|
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Gun wad of cork material
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US1484200A
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Tile and method of producing same
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