Invention Grant
- Patent Title: Blocks for building purposes and structure formed therefrom
- Patent Title (中): 用于建筑目的和由其形成的结构的块
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Application No.: US71007058Application Date: 1958-01-20
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Publication No.: US3010888APublication Date: 1961-11-28
- Inventor: NORMAN BATTLE
- Applicant: ROLLS ROYCE
- Assignee: Rolls Royce
- Current Assignee: Rolls Royce
- Priority: GB287857 1957-01-25
- Main IPC: G21C1/12
- IPC: G21C1/12 ; G21C5/16 ; G21F3/04
Information query
