| 摘要 |
A device for measuring a distance between objects. The inventive device includes a first member having a second member telescopingly received therewithin. Measurement indicia is printed on the second member and starts at a known length of the first member to indicate an overall length of the device which can be read at an intersection of the first and second members. The invention may include a detent assembly for securing the second member relative to the first member, and may further include a third member slidably received within the second member for measuring greater lengths.
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