CY124A
(en )
1954-12-15
Improvements in or relating to writing instruments
GB618279A
(en )
1949-02-18
Improvements in or relating to fountain pens
GB612870A
(en )
1948-11-18
Improvements in fountain pens
MY5500009A
(en )
1955-12-31
Improvements in and relating to reservoir writing instruments
GB602088A
(en )
1948-05-19
Improvements in and relating to reservoir writing instruments
GB613673A
(en )
1948-12-01
Improvements in or relating to reservoir pens
GB615548A
(en )
1949-01-07
Improvements in fountain pen
AU142185B2
(en )
1947-12-11
Improvements in and relating to reservoir writing instruments
GB619349A
(en )
1949-03-08
Improvements in or relating to fountain pens
AU1634747A
(en )
1947-12-11
Improvements in and relating to reservoir writing instruments
GB615561A
(en )
1949-01-07
Improvements in and relating to fountain pens
AU144989B2
(en )
1948-11-04
Improvements in and relating to reservoir writing instruments
AU146293B2
(en )
1948-11-18
Improvements in and relating to reservoir writing instruments
AU137340B2
(en )
1947-10-16
Improvements in or relating to fountain pens
AU136397B2
(en )
1947-07-03
Improvements in or relating to fountain pens
GB609128A
(en )
1948-09-27
Improvements in or relating to fountain pens
GB618837A
(en )
1949-02-28
Improvements in pencil and ink erasers
AU2345048A
(en )
1948-11-04
Improvements in and relating to reservoir writing instruments
AU2382048A
(en )
1948-11-18
Improvements in and relating to reservoir writing instruments
GB607060A
(en )
1948-08-25
Improvements in and relating to fountain pens
AU135565B2
(en )
1947-09-11
Improvements in and relating to writing machines
AU139021B2
(en )
1947-09-11
Improvements in and relating to writing machines
AU1508247A
(en )
1947-10-16
Improvements in or relating to fountain pens
AU1262547A
(en )
1947-07-03
Improvements in or relating to fountain pens
AU136202B2
(en )
1947-03-27
Improvements in or relating to pen recorders