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GEWERKSCHAFT KLEINHOLZ WEBER
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GEWERKSCHAFT KLEINHOLZ WEBER
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Application filed by GEWERKSCHAFT KLEINHOLZ WEBERfiledCriticalGEWERKSCHAFT KLEINHOLZ WEBER
Application grantedgrantedCritical
Publication of FR650186ApublicationCriticalpatent/FR650186A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B51/00—Tools for drilling machines
B23B51/04—Drills for trepanning
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
Drilling Tools
(AREA)
FR650186D1928-03-121928-02-27Procédé et dispositif pour obtenir un ou plusieurs tubes par le travail au tour d'un tronc de bois en grumes
ExpiredFR650186A
(fr)
Processo di concentrazione a mezzo del freddo artificiale di succhi, estratti e soluzioni organiche ed inorganiche e dispositivo per la sua attuazione.