Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for manufacture of a light-proof and folded window curtain

Method and apparatus for manufacture of a light-proof and folded window curtain

US Patent 5120376 · Granted Jun 9, 1992

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Foldable parabolic trough concentrator2021
Device for making blind having Y-shaped pleats1995
Venetian blind1995
Light proof pleated window shade1992
Venetian blind1992
Pleated window shade1992
Window shade with dual blinds1991