Improvements in or connected with Screen Cut Offs, applicable for Use with Grain Cleaners, Purifiers, and Graders, and other purposes.
Номер патента: GB189322813A
Опубликовано: 29-09-1894
Автор(ы): William Phillips Thompson
Принадлежит: Individual
Опубликовано: 29-09-1894
Автор(ы): William Phillips Thompson
Принадлежит: Individual
Improvements in and relating to the manufacture of light building slabs and of filling material or aggregates adapted for use in their production
Номер патента: GB444692A. Автор: . Владелец: BRUNO EUGEN GROSSMANN. Дата публикации: 1936-03-25.