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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Stone J and Co Ltd
J Stone and Co Ltd
Original Assignee
Stone J and Co Ltd
J Stone and Co Ltd
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Filing date
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Application filed by Stone J and Co Ltd, J Stone and Co LtdfiledCriticalStone J and Co Ltd
Application grantedgrantedCritical
Publication of FR452864ApublicationCriticalpatent/FR452864A/fr
B61D27/00—Heating, cooling, ventilating, or air-conditioning
B61D27/009—Means for ventilating only
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Air-Flow Control Members
(AREA)
Specific Sealing Or Ventilating Devices For Doors And Windows
(AREA)
FR452864D1912-01-091913-01-04Perfectionnements apportés aux systèmes de ventilation des voitures de chemins de fer et autres véhicules
ExpiredFR452864A
(fr)
Perfectionnements apportés à la construction des attelages automatiques ou des dispositifs analogues destinés à etre appliqués aux voitures de chemins de fer ou aux véhicules analogues