Category:1932 patents

1932 reconstruction

1932 conversions

1932 restorations

1932 renovations

1932 repairing

1932 work's replicas

1932 productions

1932 reproductions

1932 reissue models

1932 model changed

1932 released

1932 introductions

1932 re-introductions

1932 copyrighted

1932 developments

1932 discontinuations

1932 inventions

Phase of product life cycle →

1930s patents : ←; 1930; 1932; 1934; 1935; 1936; 1937; 1938; 1939; →

Media in category "1932 patents"

This category contains only the following file.

Hammond-museum-Electric-Bridge-Table.png 4,032 × 3,024; 10.88 MB

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