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ES146522A1
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Improvement in the methods to join pieces together.
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ES143899A1
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Improvements in the methods to join pieces together.
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GB495696A
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Improvements in or relating to a method of welding together metal members at least one of which is tubular
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US2124579A
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Method of and apparatus for testing metallic articles
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US2065119A
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Flaw detection
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US2065118A
|
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Method and apparatus for testing metals for defects
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US1944952A
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Homopolar generator
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US1982383A
|
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Apparatus for severing a moving article
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US1955301A
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Drier
|
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GB377655A
|
|
Improvements in or relating to a method of and apparatus for welding
|
|
US1894784A
|
|
Device for cutting off tubing
|
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US1936765A
|
|
Method of bending and apparatus therefor
|
|
US1812409A
|
|
Method and apparatus for preventing adherence of molten metal
|
|
US1812453A
|
|
Automobile lock
|
|
GB310017A
|
|
Improvements in or relating to apparatus for indicating or operating on substantially uniform predetermined lengths of an article
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|
GB291800A
|
|
Improvements in or relating to apparatus for severing moving articles
|
|
GB310016A
|
|
Improvements in or relating to clutches
|
|
GB310015A
|
|
Improvements in or relating to apparatus for severing moving articles
|
|
US1836712A
|
|
Apparatus for severing moving articles
|
|
US1824431A
|
|
Clutch
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