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DK151C
(en)
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Method for the Formation of Ozone by Direct Dark Discharges Between Conductive Dischargers.
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GB189409552A
(en)
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An Improved Drain Trap.
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DK26C
(en)
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Procedure for the production of pure fluoroaluminum.
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CH8151A
(en)
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New independent seconds mechanism
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DK321C
(en)
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Apparatus for the Manufacture of Margarine.
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GB189420677A
(en)
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Water Closet Trap.
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DK823C
(en)
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Method for Preparation of Ozone Solutions.
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ES15622A1
(en)
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An inexpensive alembic.
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GB189413269A
(en)
|
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An Improved Fly Trap.
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GB189413981A
(en)
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An Improved Fly Trap.
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CH9120A
(en)
|
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Abortion trap
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GB189423124A
(en)
|
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An Improved Spraying Apparatus.
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CH9303A
(en)
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Eau de Cologne machine
|
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CH9654A
(en)
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|
Siphon
|
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ES17784A1
(en)
|
|
An industrial procedure consisting of colourytype.
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CA45897A
(en)
|
|
Steam trap
|
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CA46742A
(en)
|
|
Steam trap
|
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GB189415020A
(en)
|
|
An Improved Spray Producer.
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GB189419968A
(en)
|
|
An Improved Saponaceous Compound.
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CH10573A
(en)
|
|
Shower equipment
|
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GB189508256A
(en)
|
|
An Improved Method of Purifying Water.
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CA48894A
(en)
|
|
Gopher trap
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ES16553A3
(en)
|
|
Manufacturing process of the so-called ruanes or carved coconuts.
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GB189402569A
(en)
|
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An Improved Cleansing Composition.
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DK895C
(en)
|
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Procedure for the manufacture of Kojigær.
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