EP 0339698 A3 19910717 - A STRAINER DEVICE FOR STRETCHING A FLAT FLEXIBLE MATERIAL
Title (en)
A STRAINER DEVICE FOR STRETCHING A FLAT FLEXIBLE MATERIAL
Publication
Application
Priority
NL 8800938 A 19880412
Abstract (en)
[origin: EP0339698A2] The strainer device for performance of announcements and signs, which comprises a hollow body inflated by a gas,around which a flexible plane of cloth, gauze or polymer is clamped,such that said plane remains correctly visible in the direction as required.
IPC 1-7
IPC 8 full level
G09F 15/00 (2006.01); G09F 19/00 (2006.01)
CPC (source: EP US)
G09F 15/0018 (2013.01 - EP US); G09F 19/00 (2013.01 - EP)
Citation (search report)
- [X] EP 0132305 A1 19850130 - MAXWELL W STOKES ADVERTISING P [AU]
- [Y] US 3977111 A 19760831 - FRITTS ROBERT W
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0339698 A2 19891102; EP 0339698 A3 19910717; DK 172989 A 19891013; DK 172989 D0 19890411; ES 2012436 A4 19900401; NL 8800938 A 19891101; PT 90253 A 19891110
DOCDB simple family (application)
EP 89200780 A 19890328; DK 172989 A 19890411; ES 89200780 T 19890328; NL 8800938 A 19880412; PT 9025389 A 19890411