The perforation was applied in-line i.e. on the machine directly after printing!
It had, however, a peculiar feature:
This teeth could be normal, thicker or thinner!
to be continued ...
Peculiar comb perforations!
Moderador: Rein
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Rein
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Peculiar comb perforations!
The Swiss stamp printing works in Bern had a Goebel reel-fed recess combined with offset-litho press!
The perforation was applied in-line i.e. on the machine directly after printing!
It had, however, a peculiar feature:
This teeth could be normal, thicker or thinner!
to be continued ...
The perforation was applied in-line i.e. on the machine directly after printing!
It had, however, a peculiar feature:
This teeth could be normal, thicker or thinner!
to be continued ...
Re: Peculiar comb perforations!
Rein,
Couldn´t it be a concealed safety mark?
José
Couldn´t it be a concealed safety mark?
José
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Rein
- Usuario Colaborador
- Mensajes: 6258
- Registrado: 13 Mar 2009 15:59
- Ubicación: Leiden, Netherlands
- Contactar:
Re: Peculiar comb perforations!
Otin escribió:Rein,
Couldn´t it be a concealed safety mark?
José
José,
Germans call it an imprecision [Ungenauigkeit] or correction tooth! Your suggestion seems to make more sense! Thanks!
saludos, Rein