A method for supporting the walls of a ground trench and a method and apparatus for use in the laying of a pipeline in a trench
IL44359A0Inactive Publication Date: 1974-06-30HUDSWELL MORRICE LTD
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Patent Information
- Application Number
- IL44359
- Authority / Receiving Office
- IL · IL
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 1973-02-22
- Filing Date
- 1974-03-05
- Publication Date
- 1974-06-30
- Estimated Expiration
- Not applicable · inactive patent
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