GB173822A
(fr )
GB1244322A
(en )
1971-08-25
A sliding sash window
US2121714A
(en )
1938-06-21
Window construction
FR1436609A
(fr )
1966-04-29
Perfectionnements apportés aux fenêtres à vantaux mobiles équilibrés
GB522878A
(en )
1940-06-28
Improvements in weather excluding means for sliding and casement window sashes and doors
GB545678A
(fr )
GB190103896A
(en )
1901-12-14
Improvements in Means for, or a Method of, Excluding Draughts, Dust and Weather.
GB189813435A
(en )
1899-04-15
Improvements in Windows, Casements or the like.
GB189712035A
(en )
1898-04-02
Improvements in Window Frames.
GB241816A
(en )
1925-10-29
Improvements in windows
GB189729712A
(en )
1898-10-15
Improvements in or relating to Window Sashes and the like.
GB372990A
(fr )
GB190101420A
(en )
1901-11-30
Improved Window Sashes and Frames
GB438469A
(fr )
GB190017725A
(en )
1901-05-25
Improvements in Window Sashes.
GB190212198A
(en )
1902-07-10
Improvements in Sash Windows
GB190518529A
(en )
1906-05-10
An Improved Sliding Sash and Hinge Opening Window.
GB190110646A
(en )
1902-03-27
Improvements in Double Hung Sash and Cased Windows Opening Inwardly to Facilitate Cleaning.
GB189728629A
(en )
1898-10-15
Improvements in Window Sashes.
GB190402200A
(en )
1904-11-03
Improvements in and relating to Windows Sash Frames
GB190805930A
(en )
1909-03-17
Improvements in and relating to Casements, Sashes, Doors and the like.
GB399375A
(fr )
GB190807765A
(en )
1909-03-04
Improvements in Sash Windows
GB190519786A
(en )
1906-02-15
Improvements in Combined Sash and Casement Windows.
GB190110851A
(en )
1902-02-13
Improvements in Windows