Invention Grant
- Patent Title: Hydraulic force balance apparatus
- Patent Title (中): 液力平衡装置
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Application No.: US13374661Application Date: 1961-08-24
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Publication No.: US3139750APublication Date: 1964-07-07
- Inventor: SMITH MAX R , HOWELL MELVIN D
- Applicant: SMITH MAX R , HOWELL MELVIN D
- Assignee: Max R Smith,Melvin D Howell
- Current Assignee: Max R Smith,Melvin D Howell
- Priority: US13374661 1961-08-24
- Main IPC: G01L1/08
- IPC: G01L1/08
Public/Granted literature
- USPP23542P2 Agapanthus plant named ‘Pavlova’ Public/Granted day:2013-04-16
Information query
