Combustion head with flame-shortening propeller for diesel burners
IT7421844U1Inactive Publication Date: 1976-03-01O F R OFFICINE FRAT RIELLO
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Patent Information
- Authority / Receiving Office
- IT · IT
- Patent Type
- Utility models
- Current Assignee / Owner
- O F R OFFICINE FRAT RIELLO
- Filing Date
- 1974-08-30
- Publication Date
- 1976-03-01
- Estimated Expiration
- Not applicable · inactive patent
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