CH72805A
(en )
1916-07-01
Firelighter and method of making the same
CH76294A
(en )
1917-11-16
Briquette and method of making the same
CH58212A
(en )
1913-03-01
Oven and method of making the same
CH73900A
(en )
1916-12-01
Method of making briquettes
CH70609A
(en )
1915-10-01
Welding sheet and method of making the same
CH58203A
(en )
1913-03-01
Earmuffs and methods of making the same
CH52839A
(en )
1912-01-02
Folding plate and method of making the same
CH72296A
(en )
1916-05-01
Nail and method of making the same
CH68168A
(en )
1915-02-16
Cross-wound bobbin and method of making the same
CH56107A
(en )
1912-10-01
Artificial bristle and method of making the same
CH75814A
(en )
1917-09-17
Mast and method of making the same
CH52067A
(en )
1911-10-16
Fireplace hat and method of making the same
CH71687A
(en )
1916-02-01
Heating element and method of making the same
CH76908A
(en )
1918-02-16
Burning briquette and process for making the same
CH78640A
(en )
1918-08-16
Electric heating element and method of making the same
CH65479A
(en )
1914-06-16
Stone sleeve and method of making the same
CH71958A
(en )
1916-03-16
Bevel gear and method of making the same
CH75009A
(en )
1917-05-16
Method of making briquettes
CH73269A
(en )
1917-02-16
Method of making briquettes
CH72196A
(en )
1916-04-17
Hyperbolic wheel and method of making the same
CH75351A
(en )
1917-07-16
Method and device for the production of interchangeable photographs
AT89295B
(en )
1922-08-25
Membrane filters and method of making membrane filters.
CH56157A
(en )
1912-10-01
Combination photographic negative and method of making the same
CH66696A
(en )
1914-10-01
Elastic fabric and method of making the same
CH71079A
(en )
1915-12-01
Talking machine pen and method of making the same