|
EP0599416A1
|
|
Electroplating plant with opposed electrolitic cells and continuous feed of the surfaces to be treated
|
|
FR2176391A5
|
|
Carbographic articles - eg typewriter ribbons, having high mechanical resistance, contg a synthetic thermoplastic polymer
|
|
US3892428A
|
|
Self-regenerative carbographic articles comprising a layer interposed between the support and the ink-releasing coating
|
|
CH512332A
|
|
None
|
|
CA915839A
|
|
Self-regenerative carbographic articles comprising a layer interposed between the support and the ink-releasing coating
|
|
CA877247A
|
|
Typewriting ribbons which also allow the correction of the typing errors
|
