Power boring bits and method of making same

IL51507A0Inactive Publication Date: 1977-04-29SCI ATLANTA INC
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Patent Information

Application Number
IL515
Authority / Receiving Office
IL · IL
Patent Type
Applications
Current Assignee / Owner
Priority Date
1976-03-15
Filing Date
1977-02-21
Publication Date
1977-04-29
Estimated Expiration
Not applicable · inactive patent
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