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Robert Baillie Main
Archibald Pollok Main
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Publication of GB190812838ApublicationCriticalpatent/GB190812838A/en
12,838. Main, R. B., and Main, A. P. June 16. Incandescent gas burners.-A hit- and-miss air regulator A is secured in any position by a set-screw D screwed through a bent-over lug B on the regulator and passing through a plain hole therein.
GB190812838D1908-06-161908-06-16Improvements in Air Regulators of Bunsen Burners.
ExpiredGB190812838A
(en)