Read before the N. Brit. Assn. of Gas Managers. The effect of vapor tension and absorption of illuminating constituents by oil, modifications of permanency, etc. (6800 w.)
The permanency of illuminating gas
Gas Wld
1896
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Developing thoroughness and permanency
Engineering Index Backfile | 1921
Boeing company building for permanency
Engineering Index Backfile | 1929
|Illuminating device, illuminating guidance system and illuminating guidance method
Europäisches Patentamt | 2020
|ILLUMINATING DEVICE, ILLUMINATING GUIDANCE SYSTEM AND ILLUMINATING GUIDANCE METHOD
Europäisches Patentamt | 2019
|ILLUMINATING DEVICE, ILLUMINATING METHOD, PROGRAM, AND MEDIUM
Europäisches Patentamt | 2021
|