Geometrical instruments – Area integrators – Electrical
Patent
1975-05-12
1977-07-05
Stephan, Steven L.
Geometrical instruments
Area integrators
Electrical
33138, G01B 310
Patent
active
040330419
ABSTRACT:
This device consists primarily of a pair of components having securement means for a measuring tape in order to quickly and accurately measure drill pipe, such as those in derricks or elsewhere, the device including a tape reel receptacle and a turnbuckle for holding it in place.
REFERENCES:
patent: 2544908 (1951-03-01), Winston
patent: 2581858 (1952-01-01), Hilt et al.
patent: 2629934 (1953-03-01), Scott
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