Invention Grant
- Patent Title: Manufacture of fertilizers
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Application No.: US60980932Application Date: 1932-05-07
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Publication No.: US1980008APublication Date: 1934-11-06
- Inventor: MARK SHOELD
- Applicant: KOPPERS CO DELAWARE
- Assignee: Koppers Co Delaware
- Current Assignee: Koppers Co Delaware
- Priority: US60980932 1932-05-07
- Main IPC: C05B1/06
- IPC: C05B1/06
Information query
