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1927-08-09
Improvements in and relating to internal combustion engines
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(en )
1926-07-20
Improvements in and relating to internal combustion engines
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(en )
1929-03-05
Improvements in and relating to surface type carburetters for internal combustion engines
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1927-06-14
Improvements in or relating to internal combustion engines
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1925-03-06
Improvements in and relating to internal combustion engines
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1927-06-21
Improvements in or relating to internal combustion engines
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1928-05-01
Improvement in internal combustion engines
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1927-09-20
Improvements in internal combustion engines
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1928-05-22
Improvements in internal combustion engine
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1925-12-22
Improvements in or relating to internal combustion engines
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1929-08-06
Improvements in and relating to starters for internal combustion engines
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1929-08-13
Improvements in and relating to starters for internal combustion engines
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1931-12-03
Improvements in and relating to vapourizers for internal combustion engines
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Improvements in and relating to Diesel and like engines
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1930-01-07
Improvements in or relating to internal combustion engine locomotives
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Improvements in or relating to carburettors for internal combustion engines
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Improvements in and relating to means for preventing pinking or knock in interanl combustion engines
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1926-11-09
Imppovements in and relating to-internal combustion engines
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1930-09-23
Improvements in or relating to internal combustion engines
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1931-08-20
Improvements in or relating to internal combustion engines
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1926-12-31
Improvement in internal combustion engines
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1928-05-15
Improvements in and relating to sparking plugs suitable for internal-combustion engines
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1929-05-21
Improvements in or relating to two-stroke internal combustion engines
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1927-01-25
Improvements in internal combustion engines
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(en )
1926-08-13
Improvements in internal combustion engines