4. Marine propulsion
  5. Wave powered propelling means

Choong G. Lee

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Air-cooled rotary internal combustion engine

Internal-combustion engines – Rotary – With compression – combustion – and expansion in a single...
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Security lock for revolving door

Safes – bank protection – or a related device – Bank protection devices – Trapping mechanisms
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Wave powered propulsion system for watercraft

Marine propulsion – Wave powered propelling means
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Profile ID: LFUS-PAI-P-1012595

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