Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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KELLERIT SCHLAUCH GmbH
Original Assignee
KELLERIT SCHLAUCH GmbH
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Filing date
Publication date
Application filed by KELLERIT SCHLAUCH GmbHfiledCriticalKELLERIT SCHLAUCH GmbH
Application grantedgrantedCritical
Publication of FR535289ApublicationCriticalpatent/FR535289A/en
B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
B31F1/20—Corrugating; Corrugating combined with laminating to other layers
B31F1/205—Corrugating tubes
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR535289D1916-10-281919-05-06
Flexible paper tube and process for its manufacture
ExpiredFR535289A
(en)