Inventor
FRUNGEL FRANK
DE6 patents
⚠️ This page may combine multiple inventors who share the name “FRUNGEL FRANK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FRUNGEL FRANK
5 patentsUS4109127AAug 22, 1978
Apparatus and method for case hardening steel tools by application of heating pulses
FRUNGEL FRANK12 citations70
US3986023AOct 12, 1976
Device for measuring optical characteristics of the atmosphere of an airfield
FRUNGEL FRANK10 citations70
US4511249AApr 16, 1985
Microprocessor-driven laser ceilometers
FRUNGEL FRANK10 citations68
US4123665AOct 31, 1978
Arrangement for determining the density of natural fog in the atmosphere
FRUNGEL FRANK6 citations59
US4044258AAug 23, 1977
Nuclear explosion detector with false alarm prevention
FRUNGEL FRANK6 citations59