Perfectionnements aux supports des cuirs servant à aiguiser les rasoirs

申请公布号：FR946302(A)

申请号：FRD946302

申请日期：1947.05.07

申请公布日期：1949.05.31

发明人：GUILLAUMOT JEAN

分类号：B24D15/08

主分类号：B24D15/08

Control apparatus

Laminated polymer sheets

Tanning with glutaraldehyde

Unloader for grain elevators, etc.

Chimney cooler for air circuit breakers

Production of polyurethane foam using catalysts containing aliphatically bound ether oxygen atom and a tertiary amino group

Chemical nickel plating methods and systems

Apparatus for protecting bearings and lubrication system

Grease gun with special multi functional plunger

Phonograph

Sheet material separator and handling device

Sheet cutting and folding machine

Pallet box

Molded pulp container

Composite tube structure

Retrievable earth anchor

Branch holder

Resilient mounting

Apparatus for taking up anodes

Collar stop for well tools