DESCRIPTION:

On this original linen-backed lithograph from 1888, F. W. P. Bouverie and W. Balch patented an improvement on pyrotechnic signals for naval, military, and other related purposes. The device has a drop-down breechloader that is used to fire signal rockets.

DESCRIPTION:

On this original linen-backed lithograph from 1932 (includes original specification sheet), Rheinische Metallwaaren-Und Maschinenfabrik patented a contact device for tranferring energy to projectile fuses. As Rheinische Metallwaren- und Maschinenfabrik AG, the now Rheinmetall AG was founded in April 1889 in Düsseldorf by Heinrich Ehrhardt and his associates to take on a contract that Hörder Bergwerks- und Hüttenverein (a munitions company) could not fulfill. In 1901 Dreysesche Gewehrfabrik, Munitions- und Waffenfabrik was acquired.

DESCRIPTION:

On this original linen-backed lithograph from 1888, J. W. Graydon patented improvements relating to high-explosive shells. The explosive charge is divided up both longitudinally and transversely, into small portions, each enveloped in a covering of non-heat conducting or other material.

DESCRIPTION:

On this original linen-backed lithograph from 1932 (includes original specification sheet), Edgar William Brandt patented improvements in or relating to grenades. Edgar William Brandt (1880–1960) was a French ironworker, prolific weapons designer and head of a company that designed 60mm, 81mm and 120mm mortars that were very widely copied throughout and subsequent to World War II. He also invented discarding-sabot artillery shells, and contributed substantially through his development of HEAT rifle grenades to the development of effective HEAT-warhead weapons for infantry anti-tank use.

DESCRIPTION:

On this original linen-backed lithograph from 1932 (includes original specification sheet), Edgar William Brandt patented improvements in bladed projectiles. Edgar William Brandt (1880–1960) was a French ironworker, prolific weapons designer and head of a company that designed 60mm, 81mm and 120mm mortars that were very widely copied throughout and subsequent to World War II. He also invented discarding-sabot artillery shells, and contributed substantially through his development of HEAT rifle grenades to the development of effective HEAT-warhead weapons for infantry anti-tank use.

DESCRIPTION:

On this original linen-backed lithograph from 1932 (includes original specification sheet), Actiengesellschaft C. P. Goerz Optische Ansalt (The CP Goerz Optical Institution), Patented improvements in sighting telescopes for use with anti-aircraft guns. The CP Goerz Optical Institution was a company founded by Carl Paul Goerz. Originally, it made geometrical drawing instruments for schools. From 1888 it made cameras and lenses. During the First World War, Goerz's main production was for the German and Austrian military. Goerz is known primarily for Anschütz strut-folding cameras, Dagor lenses and Tengor, Tenax cameras, (later continued by Zeiss Ikon) and Minicord subminiature camera. C. P. Goerz also made a series of telescopic sights for sporting rifles that saw some use during the shortage of military sniping rifles experienced during the early stages of the trench warfare that was to characterize much of World War I.

In 1895 Goerz founded a branch in New York that was to become the C. P. Goerz American Optical Co in 1905. This company continued to operate independently in the US until 1972.

DESCRIPTION:

On this original linen-backed lithograph from 1932 (includes original specification sheet), Vickers-Armstrongs Limited patented improvements in or relating to apparatus for use in the fire control of anti-aircraft guns. Vickers-Armstrongs Limited was a British engineering conglomerate formed by the merger of the assets of Vickers Limited and Sir W G Armstrong Whitworth & Company in 1927. The majority of the company was nationalised in the 1960s and 1970s, with the remainder being divested as Vickers plc in 1977.

DESCRIPTION:

On this original linen-backed lithograph from 1932 (includes original specification sheet), Rheinische Metallwaaren-Und Maschinenfabrik patented an improved aiming device, more particularly for anti-aircraft guns. As Rheinische Metallwaren- und Maschinenfabrik AG, the now Rheinmetall AG was founded in April 1889 in Düsseldorf by Heinrich Ehrhardt and his associates to take on a contract that Hörder Bergwerks- und Hüttenverein (a munitions company) could not fulfill. In 1901 Dreysesche Gewehrfabrik, Munitions- und Waffenfabrik was acquired.