CA52825A - Appareil pour fermer ou ouvrir automatiquement les portes, etc. - Google Patents

Appareil pour fermer ou ouvrir automatiquement les portes, etc.

Info

Publication number
CA52825A
CA52825A CA000052825A CA52825DA CA52825A CA 52825 A CA52825 A CA 52825A CA 000052825 A CA000052825 A CA 000052825A CA 52825D A CA52825D A CA 52825DA CA 52825 A CA52825 A CA 52825A
Authority
CA
Canada
Prior art keywords
automatically closing
opening doors
doors
opening
closing
Prior art date
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.)
Expired
Application number
CA000052825A
Other languages
English (en)
Inventor
Baron Alexander Von Der Ropp
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA52825A publication Critical patent/CA52825A/fr
Expired legal-status Critical Current

Links

CA000052825A 1896-06-16 1896-06-16 Appareil pour fermer ou ouvrir automatiquement les portes, etc. Expired CA52825A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA52825T 1896-06-16

Publications (1)

Publication Number Publication Date
CA52825A true CA52825A (fr) 1896-07-06

Family

ID=45169364

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000052825A Expired CA52825A (fr) 1896-06-16 1896-06-16 Appareil pour fermer ou ouvrir automatiquement les portes, etc.

Country Status (1)

Country Link
CA (1) CA52825A (fr)

Similar Documents

Publication Publication Date Title
CA52825A (fr) Appareil pour fermer ou ouvrir automatiquement les portes, etc.
CA58435A (fr) Systeme de fermeture pour les portes de cloisons etanches dans les navires
CA58698A (fr) Appareil pour fermer et ouvrir les portes de cloisons a bord des vaisseaux
GB189619509A (en) Improvements in Devices for Automatically Closing Doors.
GB189620801A (en) An Improved Apparatus for Raising Doors on their Hinges.
CA82927A (fr) Appareil de penture pour portes, etc.
GB189613570A (en) Means for Holding Ajar Doors, Window Casements, and the like.
CA55187A (fr) Sceau pour portes de chars, etc.
GB189607139A (en) Improvements in Apparatus for Closing Doors.
GB189601471A (en) Improvements in Means for Opening and Closing Windows, Ventilators, and the like.
GB189619500A (en) A Device for Automatically Closing or Sealing Barrels, Casks, and the like.
CA87881A (fr) Arrete porte, fenetre, etc.
CA58033A (fr) Serrure pour portes, etc.
GB189611894A (en) Improved Means for Opening and Closing Doors by Electricity.
GB189410844A (en) An Improved Hinge Device for Doors, Windows, Box-lids, and the like.
CA51472A (fr) Arrete-croisee
GB189624503A (en) Sash Fittings for Sliding Swing Sashes.
GB189627201A (en) Improvements in Door Opening Apparatus.
GB189503655A (en) New or Improved Wedge for Preventing Doors being Opened on the Outside.
CA119275A (fr) Penture pour chassis, etc.
GB189606556A (en) Improved Locking Device for Window Sashes, Doors, and the like.
AU238905A (en) An improvement ih apparatus for opening, closing swinging windows, ventilators, fanlights, or similar swinging bodies
CA112158A (fr) Appareil a ouvrir et a fermer les tuyaux, les soupapes, etc.
GB189608852A (en) Improvements in Means for Opening and Closing or Manipulating Ventilators, Sashes, Doors, Shutters, or the like in Places not Readily Accessible.
CA52241A (fr) Ferrure de porte glissante