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Страница 1790
Опубликовано:
07.09.1989 | Номер патента: 411195 | Авторы:
Бердичевский,
Брусиловский,
Деникин,
Зубец,
Постоев,
Прищепов,
Шамарин,
Юткин | Метки:
дренажных,
прокладки,
трубопроводов | МПК:
E02B 3/18,
F16L 1/028
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