Measuring tape

Details Measuring tape Measuring tape

1987-02-20

1988-03-08

Haroian, Harry N.

Geometrical instruments

Area integrators

Electrical

33668, G01B 310

Patent

active

047291710

ABSTRACT:
A tape measure case incorporates an actuating element to project a marking element through a guide aperture for marking at a measured distance. The marking element can be a pencil lead. It is accommodated within the case, and the bulk and shape of the case are little changed from conventional.

REFERENCES:
patent: 3262211 (1966-07-01), Beckett
patent: 3731389 (1973-06-01), King
patent: 3802083 (1974-04-01), Freed
patent: 4015337 (1977-05-01), Taylor
patent: 4296554 (1981-10-01), Hammerstrom
patent: 4439927 (1984-04-01), Elliott
patent: 4542589 (1985-09-01), Yamamoto
patent: 4551847 (1985-05-01), Caldwell
patent: 4630376 (1986-12-01), Pentecost

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