CH208956A
(en )
1940-03-15
Product for promoting growth and improving the properties of plants.
CH175164A
(en )
1935-02-16
Device for treating the skin.
CH223753A
(en )
1942-10-15
Device for spinning rayon.
FR835817A
(en )
1939-01-04
Gemstone setting process
CH205107A
(en )
1939-06-15
Method and device for the production of fiberglass.
FR844931A
(en )
1939-08-04
Stimulation or activation of the development of plant cuttings
CH195575A
(en )
1938-02-15
Device for making pots designed to hold seedlings and seedlings.
FR830965A
(en )
1938-08-16
Improvements in processes to influence the growth of plants of all kinds
CH213201A
(en )
1941-01-31
Method of promoting the growth of plants.
CH189070A
(en )
1937-02-15
Vessel for holding living plants.
CH194114A
(en )
1937-11-30
Soil cultivation implement for removing weeds.
GB528672A
(en )
1940-11-04
Improvements in or relating to water-softening apparatus
CH174287A
(en )
1935-01-15
Device for making circular seed and seed furrows.
CH201663A
(en )
1938-12-15
Method and device for the continuous conversion of coordinates.
GB528251A
(en )
1940-10-25
Improvements in or relating to plant pots
CH201365A
(en )
1938-11-30
Device for surface treatment or for crushing lubricating substances.
CH201544A
(en )
1938-12-15
Process for stimulating and promoting plant growth.
CH184214A
(en )
1936-05-31
Device for attaching herbaceous plants in the form of perennials to holding wires.
CH186760A
(en )
1936-10-15
Device for regulating the depth of the coulters of sowing machines.
CH184551A
(en )
1936-06-15
Device for harvesting table and espalier fruit.
CH183606A
(en )
1936-04-30
Device to facilitate the transplanting of all kinds of plants.
CH167075A
(en )
1934-02-15
Device for watering plants etc.
CH210579A
(en )
1940-07-31
Device for making pits.
CH195574A
(en )
1938-02-15
Container for growing plants.
FR836270A
(en )
1939-01-13
Further training in devices for the treatment of fractures, etc.