FR541769A - Perfectionnements apportés aux loquets de fermeture des portières de voitures de chemins de fer ou des portières analogues
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Perfectionnements apportés aux loquets de fermeture des portières de voitures de chemins de fer ou des portières analogues
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E05B63/00—Locks or fastenings with special structural characteristics
E05B63/18—Locks or fastenings with special structural characteristics with arrangements independent of the locking mechanism for retaining the bolt or latch in the retracted position
E05B63/20—Locks or fastenings with special structural characteristics with arrangements independent of the locking mechanism for retaining the bolt or latch in the retracted position released automatically when the wing is closed
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FR541769D1921-09-281921-09-28Perfectionnements apportés aux loquets de fermeture des portières de voitures de chemins de fer ou des portières analogues
ExpiredFR541769A
(fr)