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PROCEDURE FOR LEVELING THE LADDER ON UNEVEN TERRAIN
PROCEDURE FOR LEVELING THE LADDER ON UNEVEN TERRAIN
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机译:梯田平整的程序
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摘要
pThe present invention, a procedure for leveling the ladder on uneven terrain is a procedure that adds a new function to ladders that can be easily and efficiently used on uneven surfaces such as stairs, downhill/uphill, slopes and thus overcoming a major drawback in use of standard ladder. It can be used in construction work and in everyday use in households./p
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