Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Robert; Henri F. A.
Address:
Herblay, FR
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4860837 Rotary and reciprocating drilling machine August 29, 1989
The invention relates to a drilling machine comprising a kelly (5) suspended from a boom (3) mounted for pivoting on a chassis (1), a rotary table (7) through which the kelly is movable axially, drive members provided in the rotary table for rotating the kelly and a rotary drilling t










 
 
  Recently Added Patents
Compositions and methods for inhibition of MMP13:MMP-substrate interactions
Treatment of cancer using the sodium salt of a benzoic acid derivative
Motorized home appliance door
Packaging sleeve
Printing system, information processing apparatus, print job processing method, information processing method, program, and storage medium
Card reader device
Asynchronous distributed de-duplication for replicated content addressable storage clusters
  Randomly Featured Patents
Rotatable, demountable blocks of several shapes on a central elastic anchor
2,2,5,5-tetrasubstituted-pyrrolidine-1-oxyl compounds useful as MRI agents
Method for fabricating molded microstructures on substrates
Piezoelectric speaker, speaker apparatus, and tactile feedback apparatus
Safety transport box for medical equipment and specimens
Producing bis (alicyclic) thioethers
Hose assembly
AP1 layer for TMR device
High impact poly(p-methylstyrene)
Technique for computing pathways in a multi-stage switch fabric through exploitation of symmetrical links