NL83049C -

Info

Application number

NL176702A

Other versions

Priority date

1953-02-09

Filing date

1953-03-10

Publication date

1956-10-15

1953-03-10 Application filed filed Critical

1956-05-15 Publication of NL176702B publication Critical patent/NL176702B/xx

1956-10-15 Application granted granted Critical

1956-10-15 Publication of NL83049C publication Critical patent/NL83049C/xx

NL176702A 1953-02-09 1953-03-10 Terugslagklep. NL176702B (nl)