Bag-type filter with air diffuser tubes of helical construction
IL63455A0Inactive Publication Date: 1981-10-30ALLEN STARLING JOHNSON JR
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Patent Information
- Application Number
- IL63455
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1980-08-18
- Filing Date
- 1981-07-29
- Publication Date
- 1981-10-30
- Estimated Expiration
- Not applicable · inactive patent
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