A gas injection or aeration device
IL50785A0Inactive Publication Date: 1976-12-31ALEC HIBBURD LAURIE
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Patent Information
- Application Number
- IL50785
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1975-10-31
- Filing Date
- 1976-10-27
- Publication Date
- 1976-12-31
- Estimated Expiration
- Not applicable · inactive patent
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