A portable set for testing electricity metersV. S. Sheiko · 1958

Set of test instruments and portable test laboratories for ionizing radiationN. A. Murashev · 1979

NEW SERIES OF PORTABLE TESTING AND RESISTANCE SETSScience · 1890

A wide range portable capacity test setGriffiths, W H F · Journal of Scientific Instruments · 1930

A Portable Microwave Phase and Amplitude Test SetFleming, R.; Freeman, D. · 1965

A Set of Portable Equipment for Fluorescent Magnetic Particle TestingV. F. Muzhitskii; A. S. Bakunov; A. Yu. Korolev; D. A. Kudryavtsev; V. P. Petrov · 2004

New product applications: Digital-transmission-line test set is also a multimeter, is battery charged, and is portableIEEE Spectrum · 1975